Whirlpool 12,000 BTU 115-Volt Window Air Conditioner, White, WHAW121CW. Quickly cools and dehumidifies a room up to 550 square feet. Equipped with a programmable 24-hour on/off timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Three cooling speeds, Eco mode, and Sleep mode all give you the flexibility you need to keep you and your loved ones cool and comfortable. Plus, maintenance is a breeze with the removable and washable air filter. At Whirlpool, we take comfort and caring to the next level.