TENS Unit Electrode Pads for larger muscles & pains. Omron’s Large Long Life Pads (PMLLPAD-L) are durable, comfortable and gently adhere to your skin. Versatile and intelligently designed, these electrodes stick to all areas of the body including the knees and elbows. Exclusively used with Omron Electrotherapy TENS Units, the electrode cords snap easily into place on to each pad. Tested in research and development laboratories, the Long Life Pads may be reusable up to 150 times or five months and the electrodes can be washed up to 10 times. When not in use, place the Large pads in the included pad holder with the adhesive side down onto each side of the holder and wrap the cord around the pad holder. Store in a cool, dry place for greater longevity.