CSA/UL certification ensures long time services and user's safetycan be sold in the U.S. and Canadian markets Extremely high securityDouble safety protection device, one is overheat protection device, automatically cut off when thetemperature is too high, the other one is fuse. 1400W heat/ 5000 BTU's per hour provides supplemental heat up to 400 Sq. ft. 11 temperature settings: 64F -82F,ON meas heater keep working,can enjoy the flame effect without heat 50000 Hours life time LED light source;Timing function can set the time from 1 to 8 Hours Various ways of useRecessed in wall or furniture(But be aware of the right size of furniture) /use it freestanding Infra red remote control, no need move your body to turn on the unit, as long as the remote on hand, you can control anywhere and anytime Realistic flame effect with 4 adjustable brightness settings This is importantReplacement of fireplaces for furniture purchased by customers between 2000 and 2020.