Keep the summer heat at bay and enjoy a never-ending cool breeze with the Koldfront 12,000 BTU Window Air Conditioner (WAC12003WCO). Designed for spaces up to 550 sq. ft. with 12,000 BTUs of cooling power, making it an essential addition to bedrooms, living rooms and studies. You can conveniently install the ENERGY STAR certified WAC12003WCO in almost any space you need. It's designed to fit windows from 23 in. W to 36 in. W with a minimum height of 14 in. Take advantage of the unit's included remote control to adjust features and operation settings from up to 16 ft. away. This window air conditioner meets strict requirements set by the U.S. Environmental Protection Agency to guarantee eco-friendly operation. This unit uses the energy efficient coolant of the future R32, which surpasses even R410 in capacity and coefficient of performance. The Koldfront WAC12003WCO offers several energy-saving features, such as check filter alert, thermostat-controlled operation, sleep mode and more. The WAC12003WCO's sleep mode will ensure you're resting comfortably while helping save on costly energy bills. This function will adjust the temperature periodically by 2°F before returning to the set temperature after six 6-hours This function will cycle the fan for 2-minutes at 10-minute intervals until the ambient room temperature is above your set temperature, at which time the compressor will kick back on and resume cooling.