Description: -Aluminum alloy Compact fireplace 5-blade fan for usage on freestanding stoves with a normal surface temperature of between 60-350(140-662) -No Batteries or Electricity required: The fan uses heat from the surface to , adjust its speed automatically with the surface temperature. -5-Blade, Large Air Volume: Upgrade 5 blades, diffuse warm air throughout the whole room. Just place the fan on a smooth flat surface of your top, near the side or back of the stovepipe. -Whisper-quiet: The only moving part is the blade assembly. You don't even know the fan is there,but you FEEL the WARMTH! -Less Consumption, More Efficiency: The fan will help reduce the fuel consumption and make the room warmer quickly Specification: Size:20x15x17.5cm/ 7.8X5.9x6.9 inch CFM: 180-210 Motor Speed: 800-1100rpm DB: 35db Work Temperature: 60-350 Package Includes: 1 Piece Fireplace Fan