The deep muscle treatment pros trust with the durability and features they rely on. Enhance muscle recovery, release stress and tension, and soothe discomfort with the smart percussive therapy device in a league of its own. The PRO's commercial-grade brushless motor with QuietForce Technology quietly delivers up to 60 lbs. of no-stall force. And with Active Torque Control, the PRO maintains all that power without diluting treatment speed or quality.