Home | Arthritis/Joint Pain | Painmaster Painmaster Safe, Effective, Drug-Free Pain Relief. Specifically recommended for back pain, muscular aches and pain, continuous and occasional pain. Can be worn continuously, while its size makes it easy to wear and discreet under the lightest of clothing. Very easy to use, with application taking just a few seconds. Internal power supply allows up to 250 continuous hours of use without side effects. From only £18.71 Share Product Description Prod. Desc. Price Each Total Savings Total 1 Box of Painmaster £24.95 £0.00 £24.95 Qty: 4 Boxes of Painmaster £18.71 £25.05 £74.85 Qty: Product Description Painmaster is a small micro current therapy device. It stimulates the restoration and repair of damaged cells in your body which are the source of all kinds of pain, from tennis elbow to back pain to muscle aches. Painmaster is a patented, drug free, proven pain management technology!