LifeSmart LS-PP1500-6HOM 1500W Infrared Quartz Electric Heater Portable 1500sqft Infrared technology effectively uses less energy to produce even heat from floor to ceiling up to 1500 square feet. Built-in fan circulates air through the heater and into the area being heated Efficiently heats up to 1500 sq. ft Soft, natural, comfortable heat Maximum Output: 1500 Watts -5100 BTU