This embedded electric fireplace is designed to supplement heat for rooms up to 400 square feet, providing 5000 Btu of warmth with a 120V Ac power source. It features an overheat protection device tested by Sgs, ensuring safety. Enjoy customizable ambiance with three color options (blue, orange, purple) and five brightness settings for the flames, along with a built-in speaker that mimics the crackling sound of burning wood. The fireplace is easily controlled via buttons or remote, offering a two-stage heating function (high/1500W or low/750W) and a 1-9 hour timer. Its low noise operation makes it perfect for any indoor setting.