... CFD820D1. Guangzhou Ceiling Dehumidifier 20L/DAY ADVANTAGEThis product is a refrigerated dehumidifier, made up by compressors, ... and controller, its working principle is pumping moist air from the fan into the machine, refrigeration system (compressor, ... environmental protection8) Intelligent timer, ultra-quiet design9) At the bottom with the pulley, can be moved freely10) Large water tank ...