1Release fatigue, relieve soreness, and make your fitness effect more significant. 2Reduces muscle stiffness and soreness, promote blood circulation, improves body soft tissue health. 3Vibrating stimulation, relax the fascia and tense muscles, quickly neutralize lactic acid produced after exercise. 4LCD touch screen, touch button, accurately display rate, time and switch control. 5Four types of massage head, suitable for massaging muscle group of different body parts.