The Kinetik SP0149476 Precision Period Pain Reliever is ideal for anyone who wants drug-free relief from period pain. The two precision pads and control unit give you targeted relief from cramps where you need it most. The built-in rechargeable battery gives you up to 30 uses on a single charge, so it's ready whenever you need it. And with 20 intensity levels, you can dial it in just right for your body and pain level.Six TENS programsLightweight 33 g designIncludes belt clipAuto shut-off