... Convenient operation, Applied to hospitals and family rehabilitation therapy.2: Absorb the advantages of both domestic and foreign low ... AC220V±10%, 50Hz ± 2% 3, Power dissipation≤80VA 4, Continuous working time ≥4hr 5, Output current 0~90mA 6, Frequency ... ,3000Hz,4000Hz,5000Hz,6000Hz 7, Modulation frequency 0Hz~200Hz 8, Output waveform sinusoidal wave and modulation wave 9, Treatment prescription 00 ...