LED Gyroscopic Powerball Autostart Range Gyro Power Wrist Ball

SPECIFICATIONS     Type: Wrist ball Type of sports: Strength Training Training Site: ARMS Training Site: Hand Training Site: Wrist Function: ARMS Model Number: Magic Wrist Ball Model: gyroscopic exercise Model: gyroscope wrist ball Model: arm strength power Model: with 2 arms ball Model: powerball exercise equipment Model: with automatic arm ball Model: gyroscopic wrist and forearm exerciser Model: power a design equipment Model: power wrist ball gyroscope Model: exercise hand power Model: sports mania power wrists Model: powerball forearm Model: power wrist ball gyroscope Model: powerball exercise Model: gyroscopic exercise Model: powerball gyro Model: power ball Model: gyroscope wrist   Features: 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 f