Dr. Heater 5200 BTU Portable Electric Infrared Space Heaters + Remotes (Pair) Newly Engineered and Designed in USA with Advanced Dual Heating System. 1500W with High and Low Temperature Settings range 50 to 86 degrees. The Dr Infrared Heater's advanced dual heating systems increase heat transfer rate, and evenly heats your space up to 1,000 square feet, fast. The newly engineered heater produces 60% more heat than the other models in the market. Great supplemental heating source. Listed by Underwriters Laboratories (UL) USA and Canada that ensures highest safety standards. Perfectly safe around the children and pets with no exposed heating elements. Overheat Cut Off and Tip Over Protection System Uses conventional 110v 3 prong outlet for 1500 Watts