Fit a compact 18-inch electric fireplace insert into Tv stands or mantels with standard outlet plug-in convenience. The 5000 Btu output with 750W and 1500W options warms up to 400 sq ft. Three flame colors and 5 brightness levels create customizable ambiance via the control panel or 20 ft remote. Etl certified with overheat protection and adjustable thermostat from 65 to 95 degrees with a 0.5 to 9-hour timer.