Product: TimeSport Upgraded Auto-Start Power Wrist Ball Spinner Gyro Hand Grip Strengthener Wrist Forearm Exerciser with LED Lights (Black)
Brand: TimeSport
Color: balck
Use our auto-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. Package Contents:
 1 * Power wrist ball
 3 * Extra non-slip silicone ring
 1 * Safety rope
 1 * User's manual in English
AUTO START DESIGN: Compare with the old version need to start with string,our upgraded wrist power ball is auto-start design which is simple to start by rotating the wrist.
NEW DESIGN with LED: The gyro ball features a novelty design with LED lights which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning, no battery needed, powered by rotating the wrist. Rehabilitates sore muscles, Kill the time & Add fun!
GOOD FOR HEALTH: The power ball can assist body to restore to health. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. At the lower speed, it is also a very effective tool release soothe , recuperate sore and damaged limbs, or help reduce the inflammation caused by Arthritis, Carpal Tunnel Syndrome, Tendonitis.
RORATING LONGT TIME: Once the wrist power ball rotating ,it keeps going as long as you keep your wrist moving until you let it stop , no need to worry about it will stop when you exercise .
SUITABLE FOR SPORTS TRAINING: Highly beneficial hand grip strengthener for golf, tennis, climbing, cycling, basketball, cricket, martial arts and with improved playing performance for pianists, drummers & guitarists.

Search query: power ball hand exerciser
Relevance: Exact