1.3 in 1 air cooler,Humidifier and air purifier 2.healthy cooling, ventilation, dust removing, fresh air 3.3500cmh/200w Description & Features 1 ... . 5. Filter and Negative Ion to make sure that the air is more clean. 6. Swing control: automatic (left-right), mechanical ... ,high cooling efficiency;9.In sealed air-conditioning room(summer),it is used as as air cleaner by wet cooling pad and adjust ...