CRYSTAL INSERT INCLUDED: 90” electric fireplace heater comes with glassed crystal, crystal set perfectly replicate the feel and appearance of real fire, presenting the condition of a real fireplace, make you enjoy a cozy and warm environment without no gas, smoke or other smells 12 COLOR REALISTIC FLAME: 12 color flame with 5 brightness options, you can control them separately to meet the needs as you wish, which showcases different atmosphere with the combinations of the flame and brightness, also match well with different Christmas decorations, touch screen and remote control can operate TWO HEATING ADJUSTMENT: 750W and 1500W heating modes can be adjusted accordingly for both warm and energy saving purpose, the room temperature can be controlled from 62F to 82F, offering supplemental heating up to 400 square feet, also equipped with a sleep timer function, the fireplace can be automatically turned off from 1 hour to 12 hours, can also be operated with flames only, no heat SAFE & EFFICIENT TO USE: CETL certificated approved, The infrared electric heater is designed with auto Safety thermal cut-off device to avoid the over heating, it is safe around kid and pets. Using a electric heater, heating your room quick and conveniently, help you cut down the expenses of your family IN WALL RECESSED OR WALL MOUNTED : wall mounted or built installation options is available, with a clear instructions make it easy to install. You can warm your living room, bedroom, office or any other places you want 【Thin in thickness】: electric fireplace features a thin, practical, and light design. At 4.13 inches thickness, black linear frame, tempered glass with a front air outlet