Heat Surge Roll-N-Glow Amish Electric Fireplace in Light Oak, EV-4 Customizable thermostat that allows for easy temperature control. Full cover patented Cool Touch vent technology keeps the fireplace cool to the touch. Fully assembled - Just plug it in! Standard heat setting = 750 watts / 2,300 BTUs Heats a 10' x 12' room, perfect setting for a bedroom. High heat setting = 1,500 watts / 4606 BTUs Heats an 18' x 18' room, perfect setting for a family room.