The LG Electronics 14,000 BTU Portable Air Conditioner with 14,000 BTU Heater also features a dehumidifier that removes up to 3.1 pints of moisture from the air per hour. This freestanding air conditioner and heater provides climate control for spaces up to 500 sq. ft. and includes a remote control for convenient temperature regulation from across the room. The silver unit is equipped with casters that allow for easy movement to the room that needs heating or cooling. It must stay upright for 24 hours before use and must be vented to the outside (use included window installation kit and follow detailed installation instructions in the user manual). It is equipped with a 6 ft. power cord, but it's not suitable for use with an extension cord.