Wireless TENS unitThe wireless TENS pulse massager can effectively deal with various pain situations. If you use your smartphone for too long, work for a long time, sleep too much or exercise, just stick to the massage. TENS machines can relieve pain and relax muscles, so they are becoming more and more popular. soothe tired muscles and completely relieve pain 6 Modes with 19 IntensitiesThis wireless TENS machines has 6 modes and 19 intensity levels to fit all your pain levels.LCD screen shows you at a glance exactly what is happening. Apply the electrode pads to the desired area of the body.The treatment only takes 20 minutes and can be repeated whenever you need it. Reusable electrode pad The electrode pads are made of a soft,flexible silicone material that contours to the body for targeted relief on even the most curved parts of your body. Reusable up to 30 treatment sessions each.