Easy to operate this wrist ball by rotating the wrist and no need battery. Increase the speed by making a rotational wrist movement. What's more, the LED light and counter will bring more pleasure when playing this powerball gyroscope.
When you spin the wrist ball, LED lights inside the ball will be flashing.
The screen will display the speed data for you, easy to read.
Enhance finger grip, wrist and forearm endurance. Help the recovery of muscle. Promote bone growth and blood circulation.
Suitable for those who need wrist training, such as sportsman, computer typist, office worker and pianist.
|Type||Wrist powerball gyroscope|
|Material||Zinc alloy, ABS, PC|
|Function||Muscle relaxation, hand exerciser, wrist recovery, LED light, counter|
|Product Size (L x W x H)||75 x 75 x 80 mm|
|Package Contents||1 x Powerball Gyroscope, 1 x Rope, 1 x User Manual|
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