- Dehumidify volume: 20L/d, 25L/d - Optional Voltage: 220-240/50Hz 110V/60Hz - Refrigerant: R22 R407C R410A - control by computer, intellectualized control- automatic defrost set- compressor delay startup protect set- computer setting, automatic control unit- fitting wet: RH60-70% automatic dehumidify / power off- fitting dry: RH50-60% automatic dehumidify / power off- one set two purpose: air ...