... and humidity control device, automatic calculation of PID function with high accuracy. StandardGB/T2423.1-2001 GB/ ... of liquid, and more than recycled water, with water alarmHumidification modeExternal isolated, stainless steel electric steam ... DevicesPower overload, leakage, grounding, over-temperature protection (with voice prompts), fast fuse, compressor over-voltage protectionStandardResistant ...