Query: power ball hand exerciser

title: Summermax Auto-Star Wrist Power Gyroscopic Ball,Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle (Auto Black)
text: Product Description Summermax Wrist Power Gyroscopic Ball Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle Make Arm Great Again. Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation. Please holding the ball in your hand, make sure the open part of the gyroscope faces towards you. Gently spin the inner part of the gyroscope until you see arrows that indicate the direction to spin. With your arm extended and the exposed part facing toward the hard surface, take the gyroscope and quickly run the inner part of the gyroscope on the surface and have it spin in the direction that the arrows indicate. Faster motions to initiate the spin tends to yield better results. Think of striking a match as you initiate the spin. A quick flick helps the ball gain enough momentum to allow you to take control and get it going faster. As always, be sure to do so safely. If done properly the ball will begin spinning. Auto type The first few times may be hard, but like riding a bike once you figure out how it works, it gets easier and easier to do. It will feel weird at first but try and pay attention to the subtle movements that the gyroscope gives to know how fast to rotate your hand and wrist. Rope type: The first few times may be hard, but like riding a bike once you figure out how it works, it gets easier and easier to do. It will feel weird at first but try and pay attention to the subtle movements that the gyroscope gives to know how fast to rotate your hand and wrist. Black wrist ball Blue wrist ball Red wrist ball Star with it Often times it helps to imagine there is a center point on the back of your hand. Make a circle around the center point when you hold the Summermax Power Wrist Ball. The motion of your hand rotating the Power Wrist Ball is similar to swirling Ice cubes in a glass or swirling wine in a glass. It’s not about how fast you rotate your arm, but rather figuring out how fast to rotate to help get the gyroscope to speed up. Rotating to fast at first can often be counterproductive and cause the ball to slow down or stop. Try to synchronize the rotation of your wrist to the momentum and timing of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. 

title: TimeSport Upgraded Auto-Start Power Wrist Ball Spinner Gyro Hand Grip Strengthener Wrist Forearm Exerciser with LED Lights
text: Product Description What is the wrist ball used for ? It is interesting and good for hands,wrist,shoulder, forearms,biceps and good as warm-up sport before you do climbing,golf,basketball etc If you use computer or play the piano for long time,you can play this ball every day for several minutes which make you feel hand won't be so pain as well. It is a very interesting toys to make your forearm sore and gets the blood going. For Medial Epicondylitis, Prevent Tendonitis and improve Grip Strength, Relieve Pain From Tennis Elbow, Golfers Elbow, and Tendinitis, Medium, Intermediate. Wrist power ball, hand grip exerciser strengthener, relieve stress --- anti-stress anti-anxiety for EDC, ADHD, children, teens, student and adults. Auto-Start The power wrist ball uses physical machinery. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. Read more Office Relax If you use computer or play the piano for long time,you can play this ball every day for several minutes which make you feel hand won't be so pain as well. Anti Stress & Anti anxiety Wrist power ball, hand grip exerciser strengthener, relieve stress --- anti-stress anti-anxiety for EDC, ADHD, children, teens, student and adults. Work Relax and Rehab Training Strengthen Fingers Read more 

title: Fitmyfavo Wrist Gyro Ball AutoStart LED Gyro Spinner Wrist Trainer Hand Grip Strengthener Wrist Forearm Exerciser
text: Product Description Sports Work Relax It's good for hand, wrists, shoulders, forearms, biceps and warm-up are good. If you use your computer for a long time or play the piano, you can play around 15 minutes a day. You will feel that your hands are not so painful. Read more Easy play makes exercise more funny This is a very interesting toy that can make your forearm sore and bleed. The wrist ball uses physical machinery. The faster the rotation speed, the brighter the light will be. Wrist power ball toy hand booster, hand exerciser relieve stress --- anti-stress and anxiety, suitable for adolescents, students, and adults. Read more Sports Exercises Home arm exercise and muscle training. Control spinning speed, you will get different power to exercise your waist and your whole arm muscle. Home Fitness Relax The small body allow your to play it anywhere easily, Once you make it start, Office Workout Online working is becoming normal now, your hand and wrist need to relax when you have a long time work. Read more 

title: GOZATO Auto-Start Wrist Power Gyro Ball, Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle with LED Lights
text: Product Description Have fun strengthening hands, wrists and forearms in just a minute a day GOZATO gyro ball will give your hands, wrists and forearms a workout with resistance training. It can develop and shape your grip and forearm muscles to improve baseball, tennis, golf games and most sports. Burn fat and get rid of flabby arms. It may help prevent and relieve repetitive stress induced injuries like carpel tunnel syndrome, tendonitis and RSI. gyro ball is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It’s a great gift for anyone with no time to work out. Roll'n Spin No starter cord or external battery powered aid needed. We’ve made using the gyro ball to strengthen your wrist and arms easier than EVER. The gyro ball incorporates a pre-tensioner inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started. Watch the attached video above to see how easy it is to get “started” exercising with the GOZATO gyro ball. Easy to Use Our gyro ball are a quick and effective way to increase your grip strength and an excellent complement to those who play sports. Professionals and amateurs alike can all benefit from our "One minute One healthy hand" pledge! What’s Included Gyro Ball Gyro Ball Bag User's Manual Black Gift Box Usage Method Step One : Intertwine Wind-up the ball by turning the rotor in the direction of the arrow. Alternate the left and right thumb while maintaining pressure on the rotor. You should feel some resistance building up as you wind up the rotor, like a toy race car. The rotor should be fully wound within 10-15 steps. Hold the wrist ball outwards or horizontally, otherwise it will interfere with its rotation Do not continue winding after encountering resistance during the winding process, otherwise the product will be damaged Step Two : Release Hold the ball in one hand with thumb firmly pressed on the rotor. Release thumb to release the rotor. The rotor should now spin at a moderate speed. Step Three : Rotate Transfer the ball to your preferred hand. Rotate your wrist in a circular motion to speed up the gyroscopic rotor. Start your wrist rotation slowly. Increase your wrist rotation gradually. Be sure to keep a tight grip on the ergonomic grip once the rotor is spinning up to speed. When speed increases, the resistance increases. A ball that can stop spinning at high speed by means of clothing Tips On Operating Your Gyro Ball No battery required! Your hand is the battery of this device. The motion of your hand rotating the gyro ball is similar to making ice cubes swirl inside a glass. The essence of operating the gyro ball is not about how fast you rotate your wrist. It’s about how to synchronize your wrist rotation to the momentum and timing the rhythm of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. Make sure you start the gyro ball with sufficient speed. Read more Use the wrist ball more often, your hands become healthier and more flexible. Use the wrist ball more often, your hands become healthier and more flexible. Make your work easier and easier. A B C D Shell Material Polycarbonate Polycarbonate Metal+Polycarbonate Pure Metal N.W. 260g 260g 320g 420g With LED ✓ ✓ 

title: Wrist Exercise Ball Fidget Gyro Wrist Trainer | MORF Auto-Start 3.0 Hand Exerciser Gyroscope | Gyroscopic Forearm Wrist Strengthener Workout Balanced Toy Power Spinner Gyro Ball with LED Lights
text: Product Description Read more Morf Industries Grip Gyro Exerciser Ball - The Way To Make Your Hand Stronger Are you looking to increase your grip strength? Do you want to improve the precision and the strength of your forearm? Do you also want to have fun while doing it? You need to add the All-New Gyro Exerciser Ball by Morf Industries to your equipment and gadget collection. Our all-new Auto-Start 3.0 Spinner Gyro Ball requires you to rotate your hand in order to increase the revolutions per minute (RPM). This requires precision, strength and rotating movements, which gives an effective hand workout. Engineered to give you a great forearm workout, the Morf gyroscope hand grip exerciser is unique because: - new refined internal pre-tensioner - easy use (just roll back the rotor in the direction of the arrow against the internal resistance) - machine balanced inner gyroscopic rotor - premium white Multi-LED Spinners - compact and durable with military-grade plastic - provides up to 27.9 lb-in of torque at 12,000 RPM All these amazing features make the super grip ball an essential workout gadget for musicians, tennis players, rock climbers, musicians, gamers, programmers and basically anyone who needs a strong grip and forearm. Actually, the gyroball is one of the most used gadgets by professional gamers, musicians and athletes. Why? Because it increases grip strength, boosts endurance, increases dexterity, relieves fatigue and tension the EASY WAY! Claim control now! EXERCISE, PLAY, COMPETE Read more The Fun & Easy Way to Strengthen Your Grip & Forearms! Innovative workout with an all-new rotor In a search to achieve a more versatile and more powerful workout, here at Morf Industries we used an all-new rotor and internal pre-tensioner to increase the capacity of up to 27.9 lb-in of torque at 12,000 RPM. This makes us suitable for anyone looking for an intense and innovative forearm and grip workout. Take it to the next level now! Durable military-grade plastic Don’t worry if you drop the gyroscopic hand ball exerciser. It is remastered with military-grade plastic which is impact resistant. Meaning the rotor is shielded and you are set to enjoy the super gyro rotating ball for years to come. Workout anywhere Put the gyro ball in your pocket and play and workout anywhere. Whether you are just chilling in the park or traveling to work in your commute time, you can spin the gyro hand exerciser for intense workout wherever you like. And since it is equipped with WHITE Multi-LED Spinners you can make it a spinning party with the glow in the dark effect and enjoy the workouts even more. Read more 

title: ACELETE Auto-Start 2.0 Power Ball Wrist Trainer Gyro Ball Forearm Exerciser Wrist Strengthener Gyroscope Spinner with LED Lights

title: NSD Power Essential Spinner Gyro Hand Grip Strengthener Wrist Forearm Exerciser
text: Product Description Innovative Exerciser that Lets You Exercise Anywhere Break a sweat anytime, anywhere with the impressive NSD Power Essential Spinner. This hand-held wonder spins at up to 15,000-plus RPM and uses angular momentum to give your arms, hands, wrists and forearms a sweat-inducing workout. Just a few minutes a day with the NSD Spinner can be equivalent to hours of full-motion work with a dumbbell or curl. It provides excellent strength-building benefits to athletes looking to hone their arm and wrist strength. Plus, it’s really fun to operate! The compact, break-resistant design means you can toss it in your bag for strengthening on the go. This hand-held exerciser is easy to operate via an include pull-string. Some models are equipped with an auto-start pre-tensioner plus speed variable multi-colored LED lights for a mesmerizing display. Choose your perfect option, including the ergonomic PB-688 Amber NSD Spinner all the way up to the high-tech and full-featured PB-688AML Spinner with added LED lights powered by an inner generator and other great features. All NSD Spinners are made of Latex-free materials. Make sure to shop only verified, genuine NSD Products to ensure that yours is built with the best quality materials and works with no defects. Product Description Innovative Exerciser that Lets You Exercise Anywhere Break a sweat anytime, anywhere with the impressive NSD Power Essential Spinner. This hand-held wonder spins at up to 15,000-plus RPM and uses angular momentum to give your arms, hands, wrists and forearms a sweat-inducing workout. Just a few minutes a day with the NSD Spinner can be equivalent to hours of full-motion work with a dumbbell or curl. It provides excellent strength-building benefits to athletes looking to hone their arm and wrist strength. Plus, it’s really fun to operate! The compact, break-resistant design means you can toss it in your bag for strengthening on the go. This hand-held exerciser is easy to operate via an include pull-string. Some models are equipped with an auto-start pre-tensioner plus speed variable multi-colored LED lights for a mesmerizing display. Choose your perfect option, including the ergonomic PB-688 Amber NSD Spinner all the way up to the high-tech and full-featured PB-688AML Spinner with added LED lights powered by an inner generator and other great features. All NSD Spinners are made of Latex-free materials. Make sure to shop only verified, genuine NSD Products to ensure that yours is built with the best quality materials and works with no defects.From the manufacturer Read more Unleash Your Inner Power by this Innovative Gyro Exerciser NSD Spinner is a gyro ball that has a mechanism allowing you to rotate your hand to increase the revolutions per minute (RPM) of the gyroscope itself. Our Spinners are a quick and effective way to increase your grip strength and an excellent complement to those who play sports. Professionals and amateurs alike can all benefit from our "one minute, one powerful hand" pledge! NSD Spinner is small and portable. Put one at your desk. Put one in your gym bag. Take one with you anywhere, and you can spin your way to a healthy lifestyle ANYWHERE! At NSD, we adhere strictly to the RoHS (Restriction of Hazardous Substance) directive and have our products tested to meet the stringent standard in European Union. NSD Spinner is Latex free. There is NO Toxic Recycling Materials used for reducing the cost. Make sure to shop only verified, genuine NSD Products to ensure that yours is built with Quality Materials and Precision Perfected. Read more Strengthening your Grips, Wrists, and Forearms Begins HERE SPORTS The wrist and the forearm are a vital part of your game. You must keep your wrist in perfect position at the point of contact. Without a strong wrist and forearm, you can't generate the force needed to power through a forehand stroke, and without a flexible and strong wrist, you can't transfer that force generated through your legs and hips and up through your elbow to whip the racquet through the ball on a serve. By using the physics of a spinning gyroscope, angular momentum is generated in a small "ball" roughly the size of a tennis ball. Our Spinners are capable of spinning in excess of 15,000 RPM, and at that speed even a few ounces can feel like POUNDS. Trying to keep a spinning gyroscope at that speed steady requires significant strength of muscle around your wrist, and by training regularly with an NSD Spinner, you can achieve the control over your wrist required, as well as build up the strength in your forearm needed, to hit a winner across the net. FITNESS Break a sweat Anytime & Anywhere with the impressive NSD Essential Spinner. This hand-held wonder spins at up to 15,000-plus RPM and uses angular momentum to give your fingers, hands, wrists and forearms a sweat-inducing workout. Just a few minutes a day with the NSD Spinner can be equivalent to hours of full-motion work with a dumbbell or curl. It provides excellent strength-building benefits to athletes looking to hone their forearm and wrist strength. Plus, it’s really fun to operate! The compact, break-resistant design means you can toss it in your bag for strengthening on the go. MUSICIANS Regular use of the NSD Spinner will train the muscles in your forearms and wrists for fine motor control and coordination. With NSD Spinner, you may also increase dexterity while relieving stiffness and fatigue in the wrist, arms and shoulders. Eventually, boost endurance while improving your overall performance. Because to spin the NSD Power Spinner at 10,000 RPM requires precise timing and fine movement. Using the NSD Power Spinner regularly will improve control over wrist and arm muscles for delicate tasks such as playing a guitar, keyboard or improve the fast twitch muscles in the forearms for a rip roaring set on the drums, or anything requiring surgical precision of your hand. GAMING NSD Spinner has also been an invaluable tool for many professional E-sports players. Fans of League of Legends, Dota 2, Counterstrike Global Offensive, and StarCraft alike have found the NSD Spinner to be highly beneficial before, between, and after games. Competitive gamers who practice endless hours place a huge strain on their wrists. Carpal tunnel, tendonitis, and repetitive stress injuries are common occurrences when you spend prolonged hours on the computer. By ensuring continuous growth in muscles and flexibility in the forearms and wrists, gamers see prolonged careers with stronger and quicker movements in their wrists. Players who use the NSD Spinner can see marked improvements in muscular strength, flexibility, and blood circulation of the forearm, hand, and wrists. Many of our players have also found improvements in micromanagement, reaction time, and reflexes. You are only one ‘flick’ of the wrist away from that game-changing play. Read more Tips on Operating your NSD Spinner No battery required! Your hand is the battery of this device. The motion of your hand rotating the Spinner is similar to making ice cubes swirl inside a glass. The essence of operating the Spinner is not about how fast you rotate your wrist. It’s about how to synchronize your wrist rotation to the momentum and timing the rhythm of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. Make sure you start the Spinner with sufficient speed. Just like riding a bike! The faster you spin the wheels, the easier it is to stay up because the wheels actually start to fight to stay in their original upright position. This same principal is used in NSD Spinner to create force against your hand as you move it. At 10,000 RPM you can generate up to 26.8 lb-in of torque - with the Essential models. Read more PB-688 Blue PB-688AC Black PB-688AML Purple PB-700BT Black PB-888A TITAN PB-588C Silver Spring-loaded (Auto-Start) ✓ ✓ ✓ ✓ Cord-Started ✓ ✓ Drop Resistant ✓ ✓ ✓ ✓ ✓ Speed Variable LED Lights ✓ Battery-Free (when spin to 3,000RPM) LCD Digital Counter Compatible ✓ Compatible Compatible ✓ Military Grade Shells ✓ ✓ ✓ ✓ ✓ Work with Smartphone App (NSD Workout) iOS or Android Rehab ✓ ✓ ✓ ✓ at lower speed at lower speed Torque rating @ 10,000 RPM 26.8 lb-in 24.9 lb-in 24.3 lb-in 23.9 lb-in 50 lb-in 41.3 lb-in Weight 8.9 oz 9.2 oz 9.2 oz 9.4 oz 17.6 oz 12.6 oz 

title: Huaker Wrist Trainer Ball Auto-Start Excerises Arm Strengthener Essential Gyroscopic Wrist and Forearm Exerciser Wrist Ball for Stronger Muscle and Bones Workout
text: Product Description What is the wrist ball use for ? It is interesting and good for hands,wrist,shoulder, forearms,biceps and good as warm-up sport before you do climbing,golf,basketball etc If you use computer or play the piano for long time,you can play this ball every day for several minutes which make you feel hand won't be so pain as well. It is a very interesting toys to make your forearm sore and gets the blood going. For Medial Epicondylitis, Prevent Tendonitis and improve Grip Strength, Relieve Pain From Tennis Elbow, Golfers Elbow, and Tendinitis, Medium, Intermediate. Wrist Ball Hand Grip Strengthener ,Hand Grip Exerciser,Relieve Stress ---Anti Stress Anti anxiety for EDC, ADHD, Children, Teens, Student and Adults. Step1: Take the gyro ball in your hands with the rotating core facing up and then use both of you thumbs to turn the rotator again and again ,up to the corresponding elastic core position along with the arrow direction. Step2: Hold the wrist ball tightly and then release yours thumbs off the rotator immediately, the rotator will be running at the speed of 1500 to 3000 rpm. At the same time ,turn your palm down slowly rotating your wrist to get the power to maintain the existing gyro ball or higher than the starting speed. Step3: When you turn the core speed up gradually , you will feel the same synchronous growing reacting power on your wrist and your arm with the rotating gyroscope. when you reduce the circle diameter your wrist draw , the speed will be up. the smaller the circle diameter, the faster the rotation of the core will be meanwhile ,the more difficult the wrist will feel to move. Strengthen Fingers Improves hand, wrist, and forearm strength Rehab For Grip Training Read more 

title: ACELETE Auto-Start 2.0 Power Ball Gyro Ball Forearm Exerciser Wrist Strengthener for Stronger Arm Fingers Wrist Bones and Muscle with LED Lights
text: Product Description ■Use our no rope start wrist ball, As the speed of the gyro increases, the centrifugal force also increases, and the reaction force on the wrist increases,we can enjoy muscle training freely in anytime, anywhere. ■How to start your new wrist ball. Actually, Starting this gyro ball is very simple. you only need to make some practice and then you can master this skills. now, we recommend you proceed as follows: Step1: Take the gyro ball in your hands with the rotating core facing up and then use both of you thumbs to turn the rotator again and again ,up to the corresponding elastic core position along with the arrow direction. Step2: Hold the wrist ball tightly and then release yours thumbs off the rotator immediately, the rotator will be running at the speed of 1500 to 3000 rpm. At the same time ,turn your palm down slowly rotating your wrist to get the power to maintain the existing gyro ball or higher than the starting speed. Step3: When you turn the core speed up gradually , you will feel the same synchronous growing reacting power on your wrist and your arm with the rotating gyroscope. when you reduce the circle diameter your wrist draw , the speed will be up. the smaller the circle diameter, the faster the rotation of the core will be meanwhile ,the more difficult the wrist will feel to move. ■Application range of gyro ball: Muscle training from wrist to elbow: fingers, wrists, forearms, upper arms, biceps, triceps and shoulders, improve arm strength and flexibility, prevent tendonitis. Suitable for the elderly, nursing, treatment, rehabilitation personnel: In fact, gyro ball does not put too much load on the muscles, improves blood circulation in the fingers and prevents nerve damage. Eliminate work stress, gyro ball's led flash and vibration make white-collar workers relax. Product Description ■Use our no rope start wrist ball, As the speed of the gyro increases, the centrifugal force also increases, and the reaction force on the wrist increases,we can enjoy muscle training freely in anytime, anywhere. ■How to start your new wrist ball. Actually, Starting this gyro ball is very simple. you only need to make some practice and then you can master this skills. now, we recommend you proceed as follows: Step1: Take the gyro ball in your hands with the rotating core facing up and then use both of you thumbs to turn the rotator again and again ,up to the corresponding elastic core position along with the arrow direction. Step2: Hold the wrist ball tightly and then release yours thumbs off the rotator immediately, the rotator will be running at the speed of 1500 to 3000 rpm. At the same time ,turn your palm down slowly rotating your wrist to get the power to maintain the existing gyro ball or higher than the starting speed. Step3: When you turn the core speed up gradually , you will feel the same synchronous growing reacting power on your wrist and your arm with the rotating gyroscope. when you reduce the circle diameter your wrist draw , the speed will be up. the smaller the circle diameter, the faster the rotation of the core will be meanwhile ,the more difficult the wrist will feel to move. ■Application range of gyro ball: Muscle training from wrist to elbow: fingers, wrists, forearms, upper arms, biceps, triceps and shoulders, improve arm strength and flexibility, prevent tendonitis. Suitable for the elderly, nursing, treatment, rehabilitation personnel: In fact, gyro ball does not put too much load on the muscles, improves blood circulation in the fingers and prevents nerve damage. Eliminate work stress, gyro ball's led flash and vibration make white-collar workers relax.

title: Summermax Auto-Star Wrist Power Gyroscopic Ball,Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle (Auto Black)
text: Product Description Summermax Wrist Power Gyroscopic Ball Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle Make Arm Great Again. Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation. Please holding the ball in your hand, make sure the open part of the gyroscope faces towards you. Gently spin the inner part of the gyroscope until you see arrows that indicate the direction to spin. With your arm extended and the exposed part facing toward the hard surface, take the gyroscope and quickly run the inner part of the gyroscope on the surface and have it spin in the direction that the arrows indicate. Faster motions to initiate the spin tends to yield better results. Think of striking a match as you initiate the spin. A quick flick helps the ball gain enough momentum to allow you to take control and get it going faster. As always, be sure to do so safely. If done properly the ball will begin spinning. Auto type The first few times may be hard, but like riding a bike once you figure out how it works, it gets easier and easier to do. It will feel weird at first but try and pay attention to the subtle movements that the gyroscope gives to know how fast to rotate your hand and wrist. Rope type: The first few times may be hard, but like riding a bike once you figure out how it works, it gets easier and easier to do. It will feel weird at first but try and pay attention to the subtle movements that the gyroscope gives to know how fast to rotate your hand and wrist. Black wrist ball Blue wrist ball Red wrist ball Star with it Often times it helps to imagine there is a center point on the back of your hand. Make a circle around the center point when you hold the Summermax Power Wrist Ball. The motion of your hand rotating the Power Wrist Ball is similar to swirling Ice cubes in a glass or swirling wine in a glass. It’s not about how fast you rotate your arm, but rather figuring out how fast to rotate to help get the gyroscope to speed up. Rotating to fast at first can often be counterproductive and cause the ball to slow down or stop. Try to synchronize the rotation of your wrist to the momentum and timing of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. 

title: Visanol Auto-Start Wrist Trainer Wrist Ball Exerciser Wrist Arm Strengthener Workout Toy Spinner Gyroscope Ball
text: Product Description What is the wrist ball use for ? 1. It is interesting and good for hands,wrist,shoulder, forearms,biceps and good as warm-up sport before you do climbing,golf,basketball etc. 2. If you use computer or play the piano for long time,you can play this ball every day for several minutes which make you feel hand won't be so pain as well. 3. It is a very interesting toys to make your forearm sore and gets the blood going. 4. For Medial Epicondylitis, Prevent Tendonitis and improve Grip Strength, Relieve Pain From Tennis Elbow, Golfers Elbow, and Tendinitis, Medium, Intermediate. 5. Wrist Ball Hand Grip Strengthener, Hand Grip Exerciser, Relieve Stress --- Anti Stress Anti anxiety for EDC, ADHD, Children, Teens, Students and Adults. Auto-Start Core Function Flashing When Rotating Wrist Strap for Safe Read more 1. Wear the wrist strap first 2. Push the ball with your thumb until it can't roll 3. Release your thumb to rotate the sphere quickly 4. The wrist will follow the core of the ball in a circular manner, and the strength gradually increases Read more When you reduce the circle diameter your wrist draw , the speed will be up. Tthe smaller the circle diameter, the faster the rotation of the core will be meanwhile, the more difficult the wrist will feel to move. Strengthen Fingers Rehab Grip Training Improves hand, wrist, and forearm strength Read more 

title: NSD Roll 'N Spin Rainbow Lit AutoStart Spinner Gyroscopic Wrist and Forearm Exerciser with AutoStart and Multi-Lit LED, Purple
text: Product Description Combine our most popular features with the AutoStart and Multi-colored LED. Our Roll ‘n Spin Rainbow Lit Spinner incorporates new Auto Start feature with a beautiful light show to make your exercise routine even more fun. No messy strings, no flimsy battery powered starter station, just wind it up by pulling it back, and we’ll generate enough momentum to get you going. Watch the attached video above to see how easy it is to get “started” exercising with the NSD Spinner. This model is compatible with NSD Digital speedometer SM-01 and SM-02. Product Description Combine our most popular features with the AutoStart and Multi-colored LED. Our Roll ‘n Spin Rainbow Lit Spinner incorporates new Auto Start feature with a beautiful light show to make your exercise routine even more fun. No messy strings, no flimsy battery powered starter station, just wind it up by pulling it back, and we’ll generate enough momentum to get you going. Watch the attached video above to see how easy it is to get “started” exercising with the NSD Spinner. This model is compatible with NSD Digital speedometer SM-01 and SM-02.From the manufacturer Read more NSD Roll'n Spin Auto-Start Spinner Have Fun Strengthening Hands, Wrists, and Forearms in Just a Minute a Day NSD Spinner will give your hands, wrists and forearms a workout with resistance training. It can develop and shape your grip and forearm muscles to improve baseball, tennis, golf games and most sports. Burn fat and get rid of flabby arms. It may help prevent and relieve repetitive stress induced injuries like carpel tunnel syndrome, tendonitis and RSI. NSD Spinner is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It’s a great gift for anyone with no time to work out. Roll'n Spin No starter cord or external battery powered aid needed. We’ve made using the Spinner to strengthen your wrist and arms easier than EVER. The Roll ‘n Spin Spinner incorporates a pre-tensioner inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started. Watch the attached video above to see how easy it is to get 'started' exercising with the NSD Spinner. Read more Maintenance Keep your Spinner from dusty environments. Don’t put your Spinner on the carpet or any fabrics. Dust may be brought into the internal surface of the shell by the rotor and make the inner tracks dirty. Eventually it would make noise as the rotor spins. Wash your hands before using the Spinner. Sweat or lotion on your hands will decrease the capability of speeding up the Spinner's RPM. The Speed is increased by the friction between the spinning rotor and the inner tracks. Never lubricate your Spinner. Oil is the killer of its friction. Clean your Spinner periodically. To clean the Spinner, take off the rubber band, unscrew the shells with a precision screwdriver, insert a coin into the gap between the upper and lower shells and then twist the coin to open the shells. Once you disassemble the Spinner, (remove the digital counter first if your model is equipped with it) use water ONLY to clean the tracks and shells and then dry the parts before re-assembling. For PB-688 series models, you may also reverse the two inner tracks to make your Spinner spin as smoothly as new. Easy to Use Our Spinners are a quick and effective way to increase your grip strength and an excellent complement to those who play sports. Professionals and amateurs alike can all benefit from our 'One minute, One powerful hand' pledge! The instructions below apply to all the other NSD Spinner Roll'n Spin / Auto-Start models. Read more Step One: Start the Rotor Wind-up the Spinner by turning the rotor in the direction of the arrow. Alternate the left and right thumb while maintaining pressure on the rotor. You should feel some resistance building up as you wind up the rotor, like a toy race car. The rotor should be fully wound within 10-15 steps. Step Two: Hold and then Release Hold the Spinner in one hand with thumb firmly pressed on the rotor. Release thumb to release the rotor. The rotor should now spin at a moderate speed. Step Three: Rotate Wrist Transfer the Spinner to your preferred hand. Rotate your wrist in a circular motion to speed up the gyroscopic rotor. Start your wrist rotation slowly. Increase your wrist rotation gradually. Be sure to keep a tight grip on the ergonomic grip once the rotor is spinning up to speed. When speed increases, the resistance increases. Read more Operation Tips Imagine there is a center point on the back of your hand. Make a circle around the center point when you hold the Spinner. The motion of your hand rotating the Spinner is similar to making ice cubes swirl inside a glass. The essence of operating the Spinner is not about how fast you rotate your wrist. It’s about how to synchronize your wrist rotation to the momentum and timing the rhythm of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. Make sure you wind up the Spinner with sufficient tension. Muscle Training Diagram NSD Spinner is a great training device for strengthening your fingers, wrists, forearm, triceps, biceps and shoulder when you use it with different postures as shown left. It may improve flexibility, endurance, grip strength and coordination in your hands and wrists. Move your wrist gently when you use NSD Spinner to alleviate wrist and finger pain from tendonitis and RSI. Track Progress and Results with a Digital Counter All NSD Spinners are compatible with NSD LCD Display Speedometer SM-01 and SM-02. NSD Speedometer may be ordered separately and snapped on the top of NSD Spinners in a second. Read more 

title: NSD Power AutoStart Spinner Gyroscopic Wrist and Forearm Exerciser with Auto Start Feature
text: Product Description NSD Roll'n Spin / Auto-Start Spinner Have fun strengthening hands, wrists and forearms in just a minute a day NSD Spinner will give your hands, wrists and forearms a workout with resistance training. It can develop and shape your grip and forearm muscles to improve baseball, tennis, golf games and most sports. Burn fat and get rid of flabby arms. It may help prevent and relieve repetitive stress induced injuries like carpel tunnel syndrome, tendonitis and RSI. NSD Spinner is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It’s a great gift for anyone with no time to work out. Roll'n Spin No starter cord or external battery powered aid needed. We’ve made using the Spinner to strengthen your wrist and arms easier than EVER. The Roll ‘n Spin Spinner incorporates a pre-tensioner inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started. Watch the attached video above to see how easy it is to get “started” exercising with the NSD Spinner. Easy to Use Our Spinners are a quick and effective way to increase your grip strength and an excellent complement to those who play sports. Professionals and amateurs alike can all benefit from our "One minute, One powerful hand" pledge! The instructions below apply to all the other NSD Spinner Roll'n Spin / Auto-Start models. Start the Rotor View larger Step One: Start Wind-up the Spinner by turning the rotor in the direction of the arrow. Alternate the left and right thumb while maintaining pressure on the rotor. You should feel some resistance building up as you wind up the rotor, like a toy race car. The rotor should be fully wound within 10-15 steps. Operation Motion View larger Operation Tips Imagine there is a center point on the back of your hand. Make a circle around the center point when you hold the Spinner. The motion of your hand rotating the Spinner is similar to making ice cubes swirl inside a glass. The essence of operating the Spinner is not about how fast you rotate your wrist. It’s about how to synchronize your wrist rotation to the momentum and timing the rhythm of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. Make sure you wind up the Spinner with sufficient tension. Hold and then Release View larger Step Two: Release Hold the Spinner in one hand with thumb firmly pressed on the rotor. Release thumb to release the rotor. The rotor should now spin at a moderate speed. Muscle Training View larger Muscle Training Diagram NSD Spinner is a great training device for strengthening your fingers, wrists, forearm, triceps, biceps and shoulder when you use it with different postures as shown left. It may improve flexibility, endurance, grip strength and coordination in your hands and wrists. Move your wrist gently when you use NSD Spinner to alleviate wrist and finger pain from tendonitis and RSI. Wrist Rotation View larger Step Three: Rotate Transfer the Spinner to your preferred hand. Rotate your wrist in a circular motion to speed up the gyroscopic rotor. Start your wrist rotation slowly. Increase your wrist rotation gradually. Be sure to keep a tight grip on the ergonomic grip once the rotor is spinning up to speed. When speed increases, the resistance increases. Speedometer SM-02 Track progress and results with a digital counter. All NSD Spinners are compatible with NSD LCD Display Speedometer SM-01 and SM-02. NSD Speedometer may be ordered separately and snapped on the top of NSD Spinners in a second. Product Description NSD Roll'n Spin / Auto-Start Spinner Have fun strengthening hands, wrists and forearms in just a minute a day NSD Spinner will give your hands, wrists and forearms a workout with resistance training. It can develop and shape your grip and forearm muscles to improve baseball, tennis, golf games and most sports. Burn fat and get rid of flabby arms. It may help prevent and relieve repetitive stress induced injuries like carpel tunnel syndrome, tendonitis and RSI. NSD Spinner is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It’s a great gift for anyone with no time to work out. Roll'n Spin No starter cord or external battery powered aid needed. We’ve made using the Spinner to strengthen your wrist and arms easier than EVER. The Roll ‘n Spin Spinner incorporates a pre-tensioner inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started. Watch the attached video above to see how easy it is to get “started” exercising with the NSD Spinner. Easy to Use Our Spinners are a quick and effective way to increase your grip strength and an excellent complement to those who play sports. Professionals and amateurs alike can all benefit from our "One minute, One powerful hand" pledge! The instructions below apply to all the other NSD Spinner Roll'n Spin / Auto-Start models. Start the Rotor View larger Step One: Start Wind-up the Spinner by turning the rotor in the direction of the arrow. Alternate the left and right thumb while maintaining pressure on the rotor. You should feel some resistance building up as you wind up the rotor, like a toy race car. The rotor should be fully wound within 10-15 steps. Operation Motion View larger Operation Tips Imagine there is a center point on the back of your hand. Make a circle around the center point when you hold the Spinner. The motion of your hand rotating the Spinner is similar to making ice cubes swirl inside a glass. The essence of operating the Spinner is not about how fast you rotate your wrist. It’s about how to synchronize your wrist rotation to the momentum and timing the rhythm of the rotor’s gyration. The faster the rotor spins, the easier it is to operate. Make sure you wind up the Spinner with sufficient tension. Hold and then Release View larger Step Two: Release Hold the Spinner in one hand with thumb firmly pressed on the rotor. Release thumb to release the rotor. The rotor should now spin at a moderate speed. Muscle Training View larger Muscle Training Diagram NSD Spinner is a great training device for strengthening your fingers, wrists, forearm, triceps, biceps and shoulder when you use it with different postures as shown left. It may improve flexibility, endurance, grip strength and coordination in your hands and wrists. Move your wrist gently when you use NSD Spinner to alleviate wrist and finger pain from tendonitis and RSI. Wrist Rotation View larger Step Three: Rotate Transfer the Spinner to your preferred hand. Rotate your wrist in a circular motion to speed up the gyroscopic rotor. Start your wrist rotation slowly. Increase your wrist rotation gradually. Be sure to keep a tight grip on the ergonomic grip once the rotor is spinning up to speed. When speed increases, the resistance increases. Speedometer SM-02 Track progress and results with a digital counter. All NSD Spinners are compatible with NSD LCD Display Speedometer SM-01 and SM-02. NSD Speedometer may be ordered separately and snapped on the top of NSD Spinners in a second.

title: Wictory Auto-Start Wrist Ball Exerciser, Gyro Ball Forearm Wrist Trainer Powerball Hand Grip Strengthener Spinner Gyroball Workout Toy
text: Product Description It’s a fun “game” to see if you can get it going and keep it going. You will actually find that holding onto it is the biggest challenge. It make a sound kinda like a flying saucer in the air, you could actually hear how loud it is going which will make you feel excited, but you will amazed at how tired your arm is. If you hold your arm at different angles it will hit your muscles in different ways and once it spins soooo fast you can literally hold your arm out straight. As if it would go flying when letting it go. I believe you will enjoy the exercise! Easy to get the hang of it in minutes. Take a few tries, then you will figure out the trick. >>How to get it going: Step 1 — Follow the direction of the arrow on the rotor ( center ball ) , alternately push the rotor about 15 times with your 2 thumbs. Keep it. Step 2 — One of your thumbs keeps the rotor and don’t let it reverse. Put the base of the ball in the palm of the other hand ( the dominant hand is easily able to keep the gyro ball going ) and hold it tightly. Step 3 — Release the rotor while rotating your wrist. Keep in sync with the spinning of the ball and move your wrist in a way that adds torque to maintain momentum. The faster your wrist moves, the stronger force the ball will induce. >>How to stop: Hold it stationary or slow down moving your wrist, then the ball will slow down slowly until it stops. *Please put it down after the ball stops spinning to avoid dropping down to floor, breaking the ball. Warning: DO NOT touch the ball rotor when it is spinning at high speeds, it will hurt you. Product Description It’s a fun “game” to see if you can get it going and keep it going. You will actually find that holding onto it is the biggest challenge. It make a sound kinda like a flying saucer in the air, you could actually hear how loud it is going which will make you feel excited, but you will amazed at how tired your arm is. If you hold your arm at different angles it will hit your muscles in different ways and once it spins soooo fast you can literally hold your arm out straight. As if it would go flying when letting it go. I believe you will enjoy the exercise! Easy to get the hang of it in minutes. Take a few tries, then you will figure out the trick. >>How to get it going: Step 1 — Follow the direction of the arrow on the rotor ( center ball ) , alternately push the rotor about 15 times with your 2 thumbs. Keep it. Step 2 — One of your thumbs keeps the rotor and don’t let it reverse. Put the base of the ball in the palm of the other hand ( the dominant hand is easily able to keep the gyro ball going ) and hold it tightly. Step 3 — Release the rotor while rotating your wrist. Keep in sync with the spinning of the ball and move your wrist in a way that adds torque to maintain momentum. The faster your wrist moves, the stronger force the ball will induce. >>How to stop: Hold it stationary or slow down moving your wrist, then the ball will slow down slowly until it stops. *Please put it down after the ball stops spinning to avoid dropping down to floor, breaking the ball. Warning: DO NOT touch the ball rotor when it is spinning at high speeds, it will hurt you.