FeaturesEntry-level gyro hand exerciser bundled with gyro docking station,Increases your range of motion and conditions your arm and shoulder muscles,Reaches up to 9,000 rpm and creates 25 pounds of torque resistance,Helps prevent and/or eliminate carpal tunnel, arthritis, and tennis elbow,Docking station activates gryo within seconds; requires 2 AA batteries, Improve Dexterity, One Size, Elbow, Aids in Rehab, L 10.2 x W 6.5 x H 3.9 inches, With Stand, 4.00" L x 3.50" W x 4.00" H, 4 x 3.5 x 4 inches ; 1 pounds, Strengthen Grip, Increase Indurance, Unisex, Motorized, Onesize, L 9.9 x W 7.4 x H 3.5 inches, With DVD, Free on-line Training Video, 4"H X 3"W X 4"D
Sport/ActivityGym & Training, Weight Lifting, Yoga