Newly Designed BladesHeat Powered Stove Fan adopts newly designed blades, which have larger air volume and lower noise. The only moving part is the blade assembly, so it operates with less than 32 decibels of noise. Generate More Hot AirStove Fan consists of 5 blades and can generate more hot air and improve efficiency. Widely used in wood stoves, wood stoves, fireplaces, etc. Protects The EnvironmentAs the world becomes increasingly scarce in energy, energy prices are also rising. Using our Woodstove Fan not only protects the environment but also helps you save money. No Batteries Or ElectricityWood Stove Fan uses the heat generated by the fireplace to generate power by itself, without batteries or electricity, it is very energy-saving and environmentally friendly. Warmth EverywhereThe Heat Powered Fan has been upgraded so that you can feel the warmth from the cold outside when you walk in the door and the warmth spreads to every corner of the home. Product name: Stove Fan Fan blade: 5 blades Blade size: about 7inches or 172mm Weight: about 90g Material: Stainless steel Packing List:Stove Fanx1