The energy efficient Koldfront 12,000 BTU Heat/Cool Window Air Conditioner (WAC12001W) can service a space up to 550 square feet. The air conditioner has 12,000 BTUs of cooling power and 11,000 BTUs of electric heating power. Using the electronic thermostat and digital display, you can set your desired temperature as well as control other convenient features like the energy saver mode, fan speed and 24 hour timer. Dual Function: The WAC12001W is able to provide both supplemental cooling and heating for a space up to 550 square feet. Remote Control: Operate the temperature setting and fan speed from anywhere in the room with the convenient remote control. Sleep Function: To save energy, sleep mode will adjust the temperature periodically before returning to the set temperature after six (6) hours. Energy Saver Mode: This function cycles the fan on for two minutes at 10 minute intervals and will turn the compressor back on if the the room temperature exceeds the set temperature. Dehumidification capacity: approximately 60 pints/day. Dimensions: 16.1" H x 22.6" W x 23" D; Input voltage: 208/230 V/60 Hz; Weight: 84 lbs.