The LG 10, 000 BTU 230V through-the-wall air conditioner is perfect for cooling a room up to 450 square feet. Keep your cool with this stylish and powerful wall unit. With the full-function remote, you can control the temperature from across the room. Plus, LG patented gold fin anti-corrosion coating provides a protective shield so the unit lasts longer. Please note: this unit is designed for through-the-wall installation and is not designed for standard window installation. It has a universal fit for existing, standard 26-Inch wall sleeves (new wall sleeve sold separately). this unit also requires a special 230V electrical Outlet and will not operate with a standard 115V household electrical Outlet. Thermostat Control - Thermistor