Designed to cool and heat rooms up to 750 sq. ft, 21.0 SEER rating DOE Certified: helps save you a considerable amount for heating and cooling, Low temp operation: operates at temperatures as low as 5F/-15C making it ideal for scenarios that require year-round cooling, while the heat pump makes it a 4-season solution, Active carbon air filter helps remove contaminants and impurities in the air, and dual washable filters that help provide quality air for your home, Turbo mode: enables the unit to reach the pre-set temperature in the shortest time