FDA cleared OTC HealthmateForever YK15AB TENS unit with 4 outputs apply 8 pads at the same time 15 modes Handheld Electrotherapy device Electronic Pulse Massager for Electrotherapy Pain Management Pain Relief Therapy Chosen by Sufferers of Tennis Elbow Carpal Tunnel Syndrome Arthritis Bursitis Tendonitis Plantar Fasciitis Sciatica Back Pain Fibromyalgia Shin Splints Neuropathy and other Inflammation Ailments Patent No USD723178S