What is a TENS unit? TENS Stands for Transcutaneous Electrical Nerve Stimulation which is a safe, non-invasive and drug free method of pain relief used by physical therapists all over the world. Our DOMAS Dual Channel TENS Pain Relief System produces low-voltage pulses which stimulates nerve fibers to help block pain signals to your brain that when electrode pads are applied to your skin. It is also known to increase natural endorphins which are the body’s natural feel good chemical which acts as a pain reliever. What do people use it for? People use TENS to relieve pain for several different types of illnesses and conditions. Most often it is used to treat muscle, joint, or bone problems which occur with illnesses such as osteoarthritis, fibromyalgia, lower back pain, neck pain, sciatica and tendinitis. People have also been known to use TENS to treat sudden (acute) pain, such as labour pain, and long-lasting (chronic) pain. An affordable way to treat pain Trips to physicians and physiotherapists are expensive which is why it is often ideal to try and treat your pain in the comfort of your own home. By investing in your own TENS you are reducing the number of appointments you make to see a professional but are also making it convenient to treat your pain to your own schedule. There’s no need to suffer in pain when you’re at the office, simply use our portable TENS device when you’re sitting at your desk. You can also use it on the couch when watching TV, when driving, at the movies and anywhere else you feel in pain or discomfort. What's include in the box? 1 controller, 2 pairs of electrodes, 2 output electrode cables, 1 USB cable, 1 charger, 1 user manual and 1 plastic holder. BUY NOW and enjoy the peace of mind that you can treat your painful moments whenever pain occurs Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their ingredient lists. Actual product packaging and materials may contain more and/or different information than that shown on our Web site. We recommend that you do not solely rely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. For additional information about a product, please contact the manufacturer. Content on this site is for reference purposes and is not intended to substitute for advice given by a physician, pharmacist, or other licensed health-care professional. You should not use this information as self-diagnosis or for treating a health problem or disease. Contact your health-care provider immediately if you suspect that you have a medical problem. Information and statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Amazon.com assumes no liability for inaccuracies or misstatements about products.