EFFICIENT HEAT DISTRIBUTION: 2022 Upgrade motor, Blow wind up to 380 ft/m, air flow range up to 380CFM, diffusing warm air throughout the whole room. Just place the stove fan on a smooth flat surface of your stove top, near the side or back of the stovepipe. Need to place stove fan at least 4" away from stovepipe. It will work when the stove surface hot.ANODIZED ALUMINUM MATERIA: The whole wood burner stove fan is made from anodized aluminum, which will not rust or corrode when the fan is getting hot. There is iron sheet on the log burners stove fan bottom, well protect fan from damage due to high temperature.HEAT POWERED FAN: Fan for woodburning stoves generate power by converting the heat from stove into electricity, electricity generating units convert the heat energy into kinetic energy to drive the motor, then the blades spin.No batteries or electricity required, eco-friendly.SILENT OPERATION: As the 6 blades stove fan warms up, the wood fireplace stove fan runs faster and faster, distributing the heat to the far corners of the room. And even at top speed, there is hardly a whisper. It Is almost totally silent.WORKING TEMPERATURE: Air Flow: 160-200cfm, Running Speed: 750-1050rpm, 6 blades mini fireplace fan starts to rotate when temperature reach 50C/122F, The hotter the fire, the faster the blades turn. It is widely used in wood stove, gas stove, log burner, multifuel, fireplace etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.