Designed to be used with Real Flame mantels. Not intended to be mounted or trimmed in. Heat output: 5,000 BTUs. Heating power: 120V/60Hz, 1,500W, 12.5 amps. Adjustable thermostat settings: 71, 75, 78, 82, 86, 99 °F (22, 24, 26, 28, 30, 60 °C). Thermostat turns off when desired temperature is reached. Multiple flame colors: orange, red-orange, white, blue, blue-white, and multicolor. Five flame brightness levels. Various timer intervals ranging from 10 minutes to 9 hours. Includes remote control. Turn heat option off to enjoy heatless flames year-round