This 10,000 BTU Midea Casement Window Air Conditioner is perfect for cooling spaces up to 450 ft . With 3-in-1 comfort, this unit cools, ventilates, and dehumidifies. This air conditioner is equipped with 3 cooling speeds, sleep mode, and a 24 hour programmable timer so you can customize your settings to match your cooling needs. The ComfortSense remote automatically adjusts cooling based on the location of the remote. If the power goes out, the automatic restart function will automatically restore the previous settings when the power is back. The included air filter is washable making this unit easy to maintain.