Wrist Force Ball Relax Self Start Power Gyroscope Arm Wrist Exerciser Strengthener Sport Fitness Equipment

Specification:

Features:

1. Multi-functional design can be used in office, gym or home, and also can be a good pressure reducer, as well as a good toy and arm muscle exercising.

2. Smart gravity sensor can be used to feel the centrifugal force and to strengthen your limbs coordination or rehabilitation training.

3. Simple operation can be powered on quickly by rotating your wrist to make fast speed.

4. Compact size can be put in your bags to do outdoor activities.

5. Stylish look with a quiet sound can be a great gift.

6. Computer calibration ball heart balance, high stability and low noise.

7. Self start(Inside have spring can start by self after a pull).

8. Special durable plastic materials.

Package included:

1 x TMT Wrist Force Ball