Versatile Pain Relief - Targets your pain precisely By placing the pads exactly at the site of the pain, you get fast relief, without having to digest potentially harmful or addictive prescription medicine. Because TENS therapy is considered free of side effects, you can use it whenever you feel the need! Use All Over Your Body You'll find the truMedic TM-1000PRO TENS unit extremely effective for all of your aches and pains, on almost all areas of your body. Use it on your wrist, hands, shoulders, elbows / joints, back, shoulders, calves, knees and many more. Perfect for Lower Back Pain Back Pain affects an estimated 80 percent of Americans. With the truMedic TM-1000PRO. you'll be ready when back pain strikes. Simply apply the pads, select the mode, speed and intensity and feel the relief! The Simplest...is also the most effective Easy to see buttons and easy to use controls make this the most powerful weapon in your fight against chronic pain. If you can operate your TV Remote, you'll have no problem with the truMedic TENS unit. Buy this and Save $159.98 Off on TruMedic TM-1000PRO Deluxe TENS Unit Electronic Pulse Massager for $139.97 with free shipping at Rakuten.com.