Safe, Non-invasive and Non-medicinal Pain Relief - A TENS unit muscle stimulator and electric massager that provides pain relief, acts as a muscle massager or shoulder massager, provides carpal tunnel relief, and acts as a muscle relaxer, a perfect device for muscle recovery

Dual Channel Versatility - This TENS unit comes with independent dual channels that control four(4) TENS unit pads (electrodes) for targeted pain relief

15 Choices for Pain Relief - Up to 15 modes offer you hammering, kneading, shiatsu and more choices to help relieve pain associated with aching and fatigue muscles in the shoulder, low back, knee from exercise, normal household or work activities

40 Levels of Intensity - Whether you need a little bit of comfort or some intense relief, this dual channel tens unit can do it all. 40 levels of intensity guarantee a fully-customizable relief experience

What You Receive: 1 x TENS Muscle Relaxer, 8 x Square Electrode Pads(Included 4 replacement pads), 2 x Lead Wires (1/2 Wire), 1 x Pads Holder, 1 x Professional User Manual, our 12-month warranty, and friendly customer service. 3 x AAA Batteries are NOT INCLUDED