Foreverup Gyroscopic Hand Exerciser, Auto Start with LED Light, Rotation Ball Wrist Ball

About our power wrist trainer ball:
Power wrist trainer ball simple and fun, effectively relieves wrist pain after strenuous work, prevents fatigue and fatigue of the wrist and relieves it.
The power wrist trainer ball uses automatic start technology, no battery, no charging required and comes with a rope that is safer to use
The gyroscopic hand trainer changes colour with increasing speed, making you more motivated to train your hands
With increasing top speed, increasing centrifugal force and increasing wrist response force, we can enjoy muscle training anytime and anywhere.

Product specifications:
Surname: Gyroscopic Hand Exerciser
Colour: blue.
Size: 7 x 7 x 5.5 cm.
Product weight: 270g
Material: Alloy, polycarbonate, silicone.

Package contents:
1 x power wrist trainer ball.
1 x lanyard.

Note:
1. Manual measurement, 1-2 mm error is allowed.
2. If the power wrist trainer ball runs at high speed, please do not p it to others to avoid injury. ….

Gyroscope Hand Exerciser: The power wrist trainer ball adopts a self-starting design and requires no power supply. It can be easily started by simply turning the wrist, and the strength can be controlled, accompanied by changing lights to achieve the effect light decompression.
High-quality material: The power wrist trainer ball is made of polycarbonate and silicone, the ball core is an alloy material, durable, good texture, not easy to damage, the rubber area on the surface is perfect to prevent the gyroscopic hand trainer from slipping out of your hand.
Effective training: The automatic start-power wrist trainer ball can effectively train your wrist strength, relieve fatigue and weakness of the hand, improve blood circulation and promote recovery after an injury.
Easy to use: Power wrist trainer ball is very easy to use. Slide the thumb in the direction of the ball core arrow until it can no longer roll, and release the ball core quickly to feel the reverse of the rotation of the ball to swing, which can be accelerated by inertia.
Wide range of applications: The power wrist trainer ball is small and easy to carry. It is an ideal choice for office, home and travel. Gyroscopic hand trainer can relieve tension and stress to a high extent and effectively train our wrists.