CSA/UL certification ensures long time services and user's safety Double 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;Timing function can set the time from 1 to 8 Hours 50000 Hours life time LED light source;Realistic flame effect with or without heat Install it into a TV stand, fireplace cabinet( But be aware of the right size of furniture)or use it freestanding Two-button operation, simple and safe