About this item Percussion massage device - delivers power quietly Customized for you. The Hypervolt features three speeds of rapid percussion that can be changed with a single button, so you can cycle through whatever speed you need without interruption. Patented QuietGlide technology the Hypervolt provides relief almost silently. 3 speeds, Brushless high-torque 60w motor, Patented QuietGlide technology Lightweight design (2.5lbs), Cordless – 2 hour battery life, Travel-friendly (TSA approved carry-on) Retails for $200 Used but excellent condition. Missing original box