US Stove MH4 Miracle Heat 4 Blade Thermoelectric Fan Keeping with miracle heat's tradition of providing affordable heating accessories, this new thermoelectric fan uses electricity generated by a warm stove to silently circulate warm air into your room. This two bladed fan operates silently while your stove is hot and shuts off automatically when it is not. It features a stylish anodized aluminum frame and blades. The fan sits on the surface of your stove or fireplace and keeps heat Circulating Horizontally, spreading it through the room, rather than letting all that lovely warmth follow its natural path of rising to the Ceiling and leaving the colder air near the floor. Features No cords, plugs or batteries needed, powered by heat from stove High Quality anodized extruded aluminum material Operating Temperature Range: 60 Degree C (140 ) ---340 Degree C(644 ) Silent operation Evenly distributes heat USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.