No Power Required: The 6 blades fireplace fan does not need the heat energy of the battery, saving 16% of the cost and reducing the emissions due to fuel loss. Increase Comfort Faster: The 6 blades heat powered fireplace fan increases comfort faster. When the furnace temperature is low, the airflow is large and the speed is high. Quiet : The blades are well made, and the spiral is quiet, without the noise of large blowers like other blowers, providing you great using experience. Self Starting: When the temperature of the furnace body reaches about 122? , it will start automatically. It does not need to be assembled and can be used directly. Scope of Application: Suitable for those who are off the grid or want to improve furnace efficiency and use less fuel, and suitable for wood, gas, pelletizing shaft furnace. Item Type: Stove Fan Material: Aluminum Alloy Color: Black Fan Blade: 6 Operating Temperature: 80? – 350? Air Volume: 180-220CFM Wind Speed: 1400rpm Noise: 25db Color: As Pictures Shown Weight: Approx. 546g / 19.3oz Base Length: Approx. 54mm / 2.1in Base Width: Approx. 88mm / 3.5in Diameter: Approx. 152mm / 6.0in Height: Approx. 166mm / 6.5in. 1 x English Manual. Our listing price includes the value of goods, packaging cost, and export. Please check with your country’s. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.