Helps relieve muscle soreness and stiffness. With 8 massage heads included, this massage gun adjusts to your muscle condition to give the exact percussive strength you need. Rejuvenate sore tissue and aching muscles. With a high-definition LCD screen, touch buttons, accurate display frequency and power. Convenient single-handed operation with a comfortable anti-sweat, non-slip grip for comfortable use. With up to 3300 percussions per minute, the TheraTone Pro Therapy Percussion massager can help the user relieve muscle stiffness and soreness, increase blood pressure and improve the overall health of the body's soft tissues.