- 3,850 BTU Heating Capacity - Coverage Of Up To 320 Sq. Ft. - Energy Saver Function - 24-hour On/Off Timer - Quiet Operation 7,600 BTU Cooling Capacity & 3,850 BTU Heating Capacity LG window air conditioners provide powerful cooling and heating to keep you comfortable all year long. 24-hour On/Off Timer Up to 24 hours of operation time can be set, so that your air conditioner turns off when you plan it to. Auto Restart If the power cuts off, your unit resumes its previous operation shortly after the power is restored. Energy Saver Function Help reduce power consumption by automatically turning off the fan and the compressor when the set temperature is achieved. Every 3 minutes, the fan will turn on, and check the room air temperature if cooling is needed. Filter Alarm This feature is a reminder to clean the air filter for more efficient operation. Multi-Fan Speed Low or high 2-way adjustment. Quiet Operation LG window air conditioners operate at sound levels as low as 50dB (when in low mode) eliminating unnecessary noise for smooth operation that you'll barely notice.