【Upgrade 6-Blade Wood Stove Fan】The new 2022 stove fan consists of 6 blades and is made of high-temperature-resistant anodized aluminum. It starts automatically at a temperature as low as 80°C/176°F, no batteries or electricity required. Wood stove lovers can absorb the heat from the stove and optimally distribute it throughout the room, efficiently circulating warm air. 【No Operating Costs】The fireplace fan is designed for use on freestanding stoves with a normal surface temperature between 60°C and 350°C (140°F-662°F). It starts automatically at a temperature as low as 80°C/176°F, no batteries or electricity required. A wood stove fan heats your room faster and can efficiently circulate warm air throughout the room. Enjoy the warmth of the room and save costs. 【Quiet Operation】Newly designed blades, larger air volume, lower noise. The only moving part is the blade assembly, so the operating noise is less than 32 dB. It will not disturb you while reading, working, and other