Kenmore 8,000 BTU Portable Air Conditioner Unit, White Powerful Cooling in a Small Package The sleek, smart, easy to read controls and electronic display make everyday use and programming of the Kenmore portable air conditioner 8408 a breeze. Create energy-saving comfort or simply recirculate your room's air. This portable A/C unit comfortably cools an area of up to 350 sq. ft. Settings such as cool, dry, fan only, or automatic mode allow you to maintain your ideal comfort zone.