The Haier 8,000-BTU portable air conditioner is ideal for spot cooling small rooms up to 250 square feet. The air conditioner is designed to take up a limited amount of space and has an economical design. A 24-hour on/off timer enables the unit to be turned on even when away from home. The 8000 BTU window air conditioner can be attached quickly to the window for optimal cooling. The item is ideal for a small dorm room or a workshop. The Haier room air conditioner will not produce water due to the auto evaporation system.