Clarifications and features: * For use in summing up from the lower back pain. * 4 electrodes made from conductive carbon material. * No need to put gel or replace electrodes. * Requires (water-connected electrodes). * Stylish and comfortable look. * Includes belt extension. * 4 pre-programmed applications. * Removable playback element with LCD screen. * Power adjustable. * Countdown timer. * Security shutdown switch. * medical device. * Indicator when the battery is low.
