Auto Start Feature - easy to start, no batteries required, start with your fingers, and the quicker you spinning, the more power you get
LED Wrist Ball - Variable speed lantern, the lights will become bright spots with speed. Get forearm exercise in the way you like.help the recovery of muscle and ligament injuries
Small, compact and transportable, you can take anywhere. It is easy to start by toggling the ball with your finger.
Easy to Use - Easy even for beginners thanks to the battery-free design and intuitive AutoStart feature
