[Dimensions & Attractive Design] This product includes two separate components: an electric fireplace insert and a metal trim kit. Front trim kit overall dimension: 44.55"W x 32.1"H x 0.79"D. Back dimension of electric fireplace only: 32.23"L X 7.7"D X 26.22"H. 3 piece surround kit can perfectly cover the unsightly gap between the fireplace and the wall opening, making your fireplace look just like a traditional one. [Fireplace Heater & Sleep Mode] Electric fireplace provides 3 adjustable heater modes (750W/1500W/Off) according to warm and energy saving needs. The front heater blower spreads heat for a room up to 400 sq. ft. The recessed fireplace with sleep mode can turn off all light with heater working for better relaxing. Especially it has overheating protection that will turn off automatically when heater reaches an unsafe temperature. [Leaping Flames & Crackling Sound] Flicker fuel bed and dancing flames bring a real fuel burning experience. Adding the optional crackling sound in 3 volumes creates a real log burning effect, making it feel more lifelike. Adjustable 3 flame and top light colors (yellow, blue, yellow-blue mixed) create different ambiance, just used as a decoration without heat for all seasons. [2 Controls & Timer] Easily operate all functions at will by remote and panel control. Embedded 0-9h timing device will shutdown the fireplace heater when reaching the setted time, getting rid of the worries about safety and waste. Low noise with convenient operation offers a comfortable environment for resting. [Installation and Safety] Connect 3 pieces metal boards with screws, then the fireplace can be recessed into wall perfectly with its assistance. Pls plug the power cord into a 110-120V outlet