This electric fireplace is CSA/UL certified, ensuring long-lasting performance and user safety. It features dual safety protection: an automatic overheat shutoff and a fuse for extra security. Delivering 1500W (5000 BTU) of supplemental heat, it efficiently warms spaces up to 400 sq. ft. Designed for versatility, it offers two installation methods¡ªbuilt-in wall with surround trims or front insert into a mantel. Customize the ambiance with 4 flame colors and 5 brightness levels for the ember bed, plus 3 adjustable flame speeds. Infrared quartz heating maintains natural humidity, providing comfortable warmth without drying the air. Users can choose between hardwired or simple plug-in power connections based on needs.