... various specific waveform.4: Combined into 20 kinds of automatic procedures for prescribing, Make for rehabilitation therapy ... of part of a metallic foreign bodyLow frequency electrical stimulation of allergyTechnical Parameter: 1, Safety classificationClassⅠType BF conventional equipment2, Current ... working time ≥4hr 5, Output current 0~90mA 6, Frequency of operation 500Hz,2000Hz,3000Hz,4000Hz,5000Hz, ...