Tens Units is one of the leading companies providing the most trusted and high-quality tens and EMS machines with over 9,000 5 star reviews. Our portable tens machine is a cost effective pain treatment that can be used on a continuous or intermittent basis along with or without pain medication. Tens units are a 100% natural & drug-free pain relief method that immediately heals any sort of muscle or nerve pain. Our goal is to provide the very best products with the latest technology for the need of the patient. Since 1992, we have been working hard towards giving the best tens devices to all the patients helping them in improving their lifestyle. Shop for the most latest and advanced Tens units technology.