Duraflame Electric 27" Portable LED Electric Flameless Candle Lantern with Quartz Infrared Heater for Indoor Use, Bronze The infrared heat helps to maintain the natural humidity within the air, resulting in moist, comfortable heat without drying Out the room's air 5,200 BTU heater provides supplemental zone heating for up to 1,000 square feet Overheat protection, heater will instantly shut off to prevent overheating Realistic candle has a melted wax look, a LED light with 3 selectable brightness levels with or without a flicker to imitate a real flame Candle effect can be operated with or without heat, providing the ambiance of a glowing candle year round