EV-803P is a highly user-friendly Digital TENS with 3 modes: B(Burst), N(Normal),M(Pulse Rate Modulation) and 9 preset programs. It has very gentle increase of intensity adjustment of 1mA each step. Press buttons are very easy to operate. Lock button allowing you to lock the intensity level and all settings. Electrode detection function is available by order. Private programs are acceptable by special order.