Equipped with a large 30-inch electric fireplace, this unit delivers a powerful 4,600 Btu heat output, capable of warming rooms up to 400 sq. ft. The adjustable thermostat (64degree(s)F to 82degree(s)F) and 1-8 hour timer ensure a cozy environment. The 3D realistic flame effect can be operated with or without heat, providing a charming ambiance for year-round use.