Lightweight design (2.5lbs), Cordless – 2 hour battery life, Travel-friendly (TSA approved carry-on). Carrying Case, 3 speeds, Brushless high-torque 60w motor, Patented QuietGlide technology. Do not disturb. Keep the conversation going – the Hypervolt won't interrupt. Thanks to our patented QuietGlide technology the Hypervolt provides relief almost silently. 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. The game changer. The first percussion massage device to deliver so much power so quietly, the original Hypervolt changed the game for premium percussion devices worldwide.