Multi-functional Tens Massager with 24 Preprogrammed Massage Modes for Pain and Muscle Relief. Offer you hammering, kneading, shiatsu and more choices to help relieve pain associated with aching and fatigue muscles in the neck, shoulder, back, ankles, wrists, and elbows, arthritis, period pain, sports injuries. It’s also used as a method of pain relief during labor. ️INDEPENDENT A/B DUAL CHANNELS-- You can set separate modes and intensities for channel A and channel B with 20 level Intensity and Time Control. Relax Any Time Anywhere with Pocket Size! it can be used in the office, car or travel on the go. Use TENS unit to reduce pain and muscle spasms for back, knees, shoulder, ankles, wrists, and elbows, and make this the most powerful weapon in your fight against chronic pain! ️CONVENIENT & HELPFUL RESOLUSION-- 10 Strong Self-Adhesive and Thicker Reusable Electrode Pad, a comprehensive adhesive layer on the pad can be stuck more firmly onto the skin when used. REUSABLE FASTENING CABLE TIES- no more cable mess after use with fastening cable ties. A quick and easy solution for tens lead wires management. FREE DUST-PROOF DRAWSTRING STORAGE BAG- hassle free storage system for the tens massager, electrode pads and wires. ️SAFE & NON-INVASIVE PAIN RELIEF-- Non-medicinal choice at home for pain management if you have chronic or acute pain! The TENS unit muscle stimulator uses human body simulation technology, microcomputer intelligent control technology simulates a variety of massage methods. Provide pain relief and soothe muscle stiffness, just as a real human massage does. ️UP TO 20 HOURS USE-- A built-in powerful rechargeable lithium battery provides up to 20 hours of continuous use. It can be connected to wall charger, power bank or laptop USB port to charge. The rechargeable TENS unit means you don’t need to worry about those dead AA batteries anymore! With battery level indicator remind you charge timely. Health is wealth! This Tens has 24 pre-programmed massage modes to stimulate most popular massages. A-B Out will allow you to have 2 different messages with different strengths at the same time. Fit for Your Pain Management and Body Relax. Promotes optimum health thus allowing you to live a comfortable life without pain. The Tens Unit is the preferred device of physical therapists and physicians for pain relief. User-friendly interface makes this product the most powerful weapon in your fight against chronic pain. Extremely effective for every unthinkable ache and pain located at almost any part of your body. Use it on your wrists, hands, shoulders, elbows / joints, back, shoulders, calves, knees and so on.