LG's LT1035CER Energy Star 10000 BTU 230V Thru-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 and three cooling/fan speeds you can control it to suit your comfort level from across the room. Plus LG?s 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.