FUGEST Wrist Trainer Powerball AutoStart Force Ball Strengthening Spinner Gyroscopic Gyro LED Light Ball Wrist and Forearm Exerciser (RED)

Exercise with powerball is completely equidistant, so it can complement any training method.
Powerball exercises the arms in a way that conventional isotonic (free weight) exercise training cannot achieve, and it can absorb a higher percentage of muscle fibers in a shorter time.
If you want to improve your wrist, grip and arm strength, then the wrist training ball will be your perfect choice!

Specification
Type: Wrist Trainer Ball
Material: ABS+Zinc alloy
Product size: 7*5.5 cm/2.75 * 2.16 inch(D*H)
.Color: Red

Features:
1. All you need do is to increase the speed by making a rotational wrist movement and to keep in sync with the spinning of the ball.
2. The faster you spin the harder your muscles work.
3. Small, compact and transportable, you can take anywhere.
4. Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation.
5. Rehabilitates sore muscles and joint, great for musicians, guitarists, pianists, drummers.
6. Simple to start .

Package list:
1 * Wrist ball
1 * Wrist strap
1 * English instruction

Make sure this fits by entering your model number.
Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation.
Whether playing drums, piano, saxophone or guitar, musicians need to maintain strength, coordination and dexterity in their fingers and hands. Powerball helps to improve agility, speed, accuracy and endurance-if you can make music, Powerball will help you play better.
Exercise with powerball is completely equidistant, so it can complement any training method. Powerball exercises the arms in a way that conventional isotonic (free weight) exercise training cannot achieve, and it can absorb a higher percentage of muscle fibers in a shorter time. If you want to improve your wrist, grip and arm strength, then the wrist training ball will be your perfect choice!
make the arm great again. Strengthening the fingers, wrists, hands, forearms, shoulders and biceps, etc. can also be beneficial in promoting coordination and blood circulation.
It certainly requires some fine motor skills to use it. The dominant hand/arm was easily able to keep the gyro ball going, which will help refine their fine motor skills in that non-dominant hand/arm.
Small, compact and transportable, you can take it anywhere. And we have a flashing LED style, all you need to do is increase your speed by making a rotating wrist motion and keep in sync with the spin of the ball.
The unit did not have any strange vibrations to it. Also having the silicone grip section is really nice as it helps with the gyro not coming loose from your hand. You can attach it to a wrist strap if you’re really worried about the gyro flying away.