New Power Gyro Wrist Arm LED Multicolor Ball

Description

A Whole New Way to Excercise with lots of Funs
Using a Wrist Gyro Power Ball is one of the most effective and convenient way to improve muscles strength in your arm, wrist and hand. It's a novel innovation which combines fitness/exercise and fun within this compact and precise sport device along with toys feature.
Features
The balance and stability is calculated and corrected by computer
High-grade silicone anti-skid ring
Highly durable ABS material
Benifits
Bring health and happiness at the same time when you try this device
strengthern and improve your finger, hand, wrist, hand and arm muscle whenever and wherever
Help improve strength, tone up muslce of hands, wrist and forearm for ordinary people in their hobby  and even work related activities such as computer typing, rock climber, guitarists, drummer,  even wood sculpturer and etc..
Help improve the mobility in fingers and reduce pain in finger rehabilitation or other clinical issues, such as trigger finger, early carpal tunnel,arthritis, repetitive strain injuries and etc..
Just 5 to 7 minutes a day is enough to make a big difference!
Notes
DO not drop the ball on a hard surface at any time in order to prevent rotor damage
DO not touch the ball rotor when it is spinning at high speeds
Avoid foreign objects entering the inside of the ball