The Smart Relief Ultimate Massager Tens Unit - is a must for athletes, body builders and anyone with extreme pain, especially anybody sitting at a desk using a computer everyday! The Smart Relief Massage Ultimate gives you relief from an aching back, headaches, shoulder and neck pain, sore hips, knee and ankle pain, Sciatica, Fibromyalgia, Plantar Fascitis, Arthritis, Tennis Elbow and for most common blood circulation problems. Has been recommended by doctors to manage chronic pain and improve quality of life. The Smart Relief Electronic Pulse Massager relaxes the body's electrical system by contracting and releasing the muscles, which relieves tension in the entire human body. This unit has been used only a few times, no longer needed, still in excellent shape. Pick up in Balfour, BC.