Stay comfortable and cool all summer long with Keystone's reliable air conditioning units. This window-mounted AC unit packs a powerful punch with 10,000 BTUs of cooling power and dehumidification up to 1.4 pints per hour, effectively cooling rooms up to 450 square feet. Ideal for medium-sized living spaces like bedrooms and apartments, this modern AC unit features inverter technology that eliminates unnecessary operation by managing motor speed for precise temperature control. This efficient unit is 20% more energy efficient than standard window units. Take control of your comfort with the included remote control and money-saving features like energy saver mode, sleep mode, and a programmable 24-hour timer. Plus, easily clean and maintain the unit with a Check Filter alert. With a 1-year warranty and a cost-conscious price, Keystone is the perfect addition to any home.