The GreenTech pureHeat 3-in-1 heater, air purifier and humidifier is a must have this winter! Keep your room warm and cozy with the 5000 BTU heating element. Reduce mold, bacteria and viruses in the air with the built-in air purifier. And add moisture to the room with the built in humidifier. With a safety shut-off feature and the ability to cover up to 1,000 ft, this is the perfect option for a family room, home office, basement and so much more. 3-in-1 with independent operation: Heater, Air Purifier and Humidifier PTC Infrared heating element for clean heat Refillable internal wicking humidifier PCO Air purification for fresh, breathable air Overheat & tip over shut-offs for safety 12 Hour On/Off timer function Quiet mode