Available exclusively from Hammacher Schlemmer, this is the window unit that keeps a room cool in the summer and warm in the winter. The air conditioner/heater uses 12,000 BTUs to cool a 550' sq. room and 11,000 BTUs to heat a 400' sq. room. It has four modes, a three-speed energy-efficient fan, and also functions as a dehumidifier (60 pint/day capacity). The unit’s four-directional louvers diffuse warm or cool currents into all corners of a room. With an electronic digital thermostat, 24-hour timer, washable air filter, and sleep setting to automatically adjust conditions overnight. The unit comfortably fits windows 27"-36" W x 16 1/2" H (or bigger); can also be mounted through a wall. Includes a remote control, mounting hardware, and weather seals. Requires 220VAC-240VAC electrical outlet; comes with a 6 1/2' cord; remote requires two AAA batteries. Only available for delivery in the continental U.S. 15 1/4" H x 25 1/2" W x 17 1/2" D. (88 lbs.)