IMPORTANT NOTICE: 23" Electric fireplace and Mantel will be shippped in two separate packages. Important Note: Do not tighten the bolts until all put together. Realistic Faux Stone Fireplace Frame: This fireplace frame features an elegant stone veneer and desirable wooden accents, providing both a tactile and visual experience akin to a genuine stone. Dimension:12"D x 40.2"W x 34.06"H Realistic Flame Effect: This fireplace can be used with or without heat and features 3D realistic flame effects, which is the perfect addition to your living room or dining area. 12 flame colors includes the upgraded 3 classic flame colors (red orange and blue),5 flame speeds, 5 flame brightness and 4 carbon fire colors option. The magnificent effect can be operated with or without heat ,giving your room a dreamlike ambiance Safety is the premise of everything: Our electric fireplace has gained a certification from CSA and the plug of electric fireplace has gotten laboratory accreditation from UL,in addition,the patent pending safety thermal cut-off device prevention technology will prevent damage by automatically shutting off the heater when the heater is obstructed or overheated