Cool a room without any ductwork or special wiring. Moves from room to room where temporary cooling is needed. Includes cooling, dehumidification and air circulation modes, moves with casters and built-in handles.Single hose effectively removes exhaust hot air and brings in fresh air. Unit disposes of its own condensate under most conditions. No bucket to empty. Auto stop protects against overflow. Washable/reusable air filter. Adjustable louvers, electronic controls have soft-touch keypad and wireless remote included. 24-hour on/off timer. Auto restart with 3 minute time delay reverts to last setting following a power outage. Sliding adapters fit a variety of window sizes (double-hung and casement) and some patio doors. Dual flexible hoses are 48" long. Hose hook-up is not needed for air circulation (fan only) mode.