Offering two times more power with the Omron MAX Power Relief, our most versatile TENS unit is still easy to personalize and customize. When you have those hard to reach, deep pains that just keep coming back, choose MAX Power Relief (PM3032). It is perfect for multiple adult family members, who may experience pain in the lower back or recurring knee and shoulder pain. This highly customizable TENS unit has modes to reach most of your pains. Take it to work, use it at home or while traveling. The Omron Max Power Relief TENS Unit is extremely portable, it fits perfectly in the palm of your hand or inside your pocket for discrete use. With the 15 separate intensity levels and 6 separate pain modes, now including the shoulder, the Omron Max Power Relief is the strongest , most adaptable TENS Unit for all of your pain management needs. - Versatile: 9 pre-set modes offer more tailored pain therapy with 6 pain modes (shoulder, lower back, arm, foot, leg, joint) and 3 massage-like modes (rub, tap, knead) - Accessible: Simple, large controls and a big screen make for easy operation - Portable: Portable and easy to carry on car trips or plane rides when you might need it most - TENS Technology: Blocks the pain message from reaching the brain vs. PM3030, PM3031 units. Black.