Sunlion sports massager is rechargeable and portable, and offers a deep tissue massage that soothes soreness and supports repair by directly alleviating muscle pain. The compression boots with 4 programs can adjust various pressure at 16 levels withing range 30~240mmHg, adjust treatment time with real-time digital display, and optimize recovery by skipping or intensive wanted massage areas. The EMS massager (electric muscles stimulation) adopts more effective safe mid-frequency current to penetrate into muscles pain deeply, able to massage any body parts such as upper arm, elbow, neck, upper back, lower back, abdomen, thigh, knee, calf flexibly.