... of both domestic and foreign low frequency and intermediate frequency .3: According to different disorders with ... bodyLow frequency electrical stimulation of allergyTechnical Parameter: 1, Safety classificationClassⅠType BF conventional equipment2, Current source AC220V ... ±10%, 50Hz ± 2% 3, Power dissipation≤80VA 4, Continuous working time ≥4hr 5, Output current 0~90mA 6, Frequency ...