XtremepowerUS 4 in 1 All Season 1500W Quartz Infrared Heater Humidifier Plasma Inverter Air purifier (Black) 4 in 1, Infrared Heater/ AirPlasma Purifier/ Sterilization/ Humidifier Powerful heater, 1500W, up to 5600BTU, cover up to 1000 square foot Quiet operation, Overheat/ Tip-Over Safety shut off noise Level 25-42db Compact Design, only sized at 16 inch x 13 inch x 16.63 inch