4-in-1 design, with three speeds: Cool, ventilate, dehumidify and sleep. Air conditioning switches between keeping the area at a specific temperature, blowing the fan around, drying the moisture out of the air and quiet operation.12000 BTU, grade A energy rated: A powerful cooling capacity, this air con cools spaces up to 40㎡. Comfort during the hot days, with swivel castors, and with the auto swing covering a larger area. Top energy rating helps to save money.24-hour timer: The air conditioner unit can be set to turn off when you want - great for nights, no wasting electric.LED screen, remote controlled: Easy to use this ac unit, both up close and far away.Self-evaporating system: No need to keep emptying this portable air conditioner. Two drain holes in the middle and bottom, choose either as you need. Removable and washable filter. Sliding window kit included.