Rechargeable & Portable vibrating message ball - With small size and light-weight, this massage ball is so portable that you can bring it along to anywhere.<br /><br />Features:<br />1. All-round vibration massage: It can eliminate physical fatigue, let you relax easily anytime, anywhere.<br />2. Rechargeable design: Built-in 2500mAh lithium battery, rechargeable design, easy to use.<br />3. Elastic material:Made of high density EPP environmental protection material, the elasticity is good, it is not easy to be deformed.<br /><br />Description:<br />Battery specifications: DC3.7V 2500 mAh<br />Charging time: about 4 hours<br />Working time: maximum 90 minutes (6 cycles), 12 minutes / cycle<br />Working speed: 1st gear 2000 rpm, 2 gear 4000 rpm, 3 gear 6000 rpm<br />Motor operating temperature: 65 ° C<br />Product weight: about 0.36kg<br />Product material: ABS+silicone<br /><br />Cleaning & Maintenance<br />1.The product will be off power automatically when vibrating continouustly for 12 minutes.(Due to the product's heat is too high and need to shuut down to cool off)<br />2. The product can not be used continuouely under the third speed vibration mode for over 60 mintues.(It needs to be cool off for a while in order to protect its motor)<br />3. Please do not throw, drop or slam the product in any case.<br />4. The product has a IP65 waterproof standard and please use it properly. Please do not ues it when it's not waterproff or has other problems. You can contact us to solve it.<br />5. During charging, the product will not vibrate and cannot be used.<br />6. Please keep it clean and dry. <br /><br />Package Including<br />Massage ball*1<br />USB cable*1<br />User manual*1<br />Rolling bag*1