Keystone offers reliable air conditioning units that deliver consistent cooling, ensuring your comfort even on the hottest days. Designed for easy through-the-wall installation, this 12,000 BTU through-the-wall air conditioner effectively cools rooms up to 550 square feet, while its dehumidification function removes up to 2.5 pints of moisture per hour, reducing humidity levels for a more comfortable living environment. Ideal for medium-sized living spaces like apartments and living rooms, this unit comes with a unique remote control featuring a built-in thermostat. This innovative feature detects your position in the room and adjusts the temperature accordingly, promoting personalized comfort. Save energy and cut down on costs with the unit's energy saver mode, sleep mode, and programmable 24-hour timer. The Check Filter alert will notify you when it's time to clean the mesh filter, ensuring optimal performance. Rest assured that Keystone stands by the quality of their product with a 1-year warranty, offering peace of mind and reliable cooling at an affordable price. Stay cool and comfortable with Keystone's air conditioning units.