LG LT0816CER 7,800 BTU Through-the-Wall Air Conditioner 115VStay Cool and Comfortable with LG Through the Wall Air Conditioner Beat the heat with the LG 7,800 BTU Through the Wall Air Conditioner, designed to cool rooms up to 330 square feet. With 3 cooling and fan speeds, a 4 way air deflection, and a 24 hour timer, you can customize your comfort. Plus, the energy saver option helps you save on energy costs, and the auto restart feature ensures your settings are saved in case of a power outage.