Chill Out & Heat Up! ❄️🔥 Save on bills with innovative inverter technology and a stellar 21 SEER2 rating. Stay cool in summer and warm in winter with our versatile 4-in-1 mini split AC. Control your comfort from anywhere in the room with a 26 ft remote range. Cools and heats up to 750 sq.ft with a robust 12,000 BTU capacity. Breathe easy with a built-in self-cleaning function that promotes respiratory health. 21 SEER2 Efficiency 4-in-1 Comfort 12,000 BTU Power The COSTWAY 12,000 BTU Mini Split Air Conditioner is a versatile 4-in-1 unit that provides cooling, heating, dehumidification, and fan modes, making it ideal for year-round comfort in spaces up to 750 sq.ft. With energy-efficient inverter technology, a self-cleaning function, and a user-friendly remote control, this unit is designed for both convenience and performance.