iTENS Wide Blue Wings EMS Muscle Stimulator for Pain Relief & Muscle Relaxation - Portable TENS Unit for Back, Neck, Shoulder Pain - Home & Gym Use

The iTens Wearable Electrotherapy device merges Bluetooth technology with T.E.N.S. (Transcutaneous Electrical Nerve Stimulation). Simply download the free iTENS app and place the cordless ultrathin "wings" on your sore muscles. Control the treatment with your iPhone/iPad (iOS 8.0+) or Galaxy/Android (OS 4.3+). Operates up to 24 hours on a full charge. Includes 2 reusable gel pads. Extra gel pads available at SharperImage.com. Please select Large wings (for back/shoulders) or Small (for ankle/knee/elbow/wrist). Charges via USB with included cable. Not for use by those with a pacemaker.