Ultimate Comfort is a resellers of Hidow international. We specialize in class II medical devices for ultimate pain relief and drug-free solutions. The latest, state of the art TENS machines, our customers favorite product is the HiDow Acu series. This product employ the latest in TENS (Transcutaneous Electrical Nerve Stimulation) and EMS (Electrical Muscle Stimulation) technology. They are easy to use, compact and have a fully rechargeable lithium battery. The units have dual port meaning you can treat 2 areas at one time, giving you hours of safe, drug free therapy without side effects! Users are in complete control of their physical wellbeing in the comfort of their home or office.