Vinmall TENS Unit, Rechargeable Muscle Stimulator EMS Electrode for Back Neck Pain Muscle Therapy Pain Relif

As a proven effective and drug-free TENS Pain Relief Massager Unit, the Vinmall TENS unit relieves muscle soreness, stiffness, and chronic pain in the back, shoulder, waist, joint, arms, and more. TENS sends electrical pulses across the surface of the skin to the nerve endings of the sore areas, providing fast and therapeutic pain relief. 1. Built-in 24 different pre-programmed stimulation modes for multipurpose massage experience to effectively relieve pain and fatigue, promote blood circulation and metabolism or stimulate muscle for enhanced muscle performance of different body parts like head, shoulder, waist, back, buttocks, legs and etc. 2. Large LCD display with a white backlight enables clear and direct working status indication of remaining battery power, mode, intensity, and time both during the day or night, even in a dim environment. 3. Easy button control design, you can effortlessly switch modes, set time and adjust the intensity on the operation panel, and power on/off by