BEURER EM 59 DIGITAL TENZ/EMS UNITThis digital TENS/EMS device is the perfect choice for pain therapy or muscle stimulation! The optional heat function also means it is suitable for relaxation and massage.Pain therapy (TENS)Muscle stimulation (EMS)Heat functionRelaxation and massageElectrode positioning indicatorRechargeable battery4 electrodes with gel pads4 gel pads included2 heat levels: low and high3 usage options: TENS/EMS + heat, only TENS, only heat2 separately adjustable channels64 pre-programmed applications6 customisable programs: frequency, pulse width, on/off time programmableAdjustable intensityCountdown timerSafety switch-off