【5-Blade Stove fan,Saving Fuel】:This 5 blades stove fan design can save about 35% of fuel such as wood.The work of the stove fan increases the hot air up about 20%, you will use less fuel and feel more warmth.With electromagnetic thermometer can detect the working temperature at any time. 【No Battery Required, Heat Driven Fan】The wood stove fan get the power from the heat product by your wood burning stove,fireplace,pellet stove,gas stove,no batteries or electricity required.You just need to put the heat powered wood stove fan on a flat surface atop the stove and sit back and watch it work its magic. 【Silent Operation】When the fireplace fan is running, the sound is less than or equal to 25 dB, allowing you to read or sleep in a quiet environment. You can hardly feel its existence, but you can feel warmer.You can enjoy the warm air in a quiet and comfortable environment, it is a great equipment for home heating. 【Overheating Protection】There is a bimetallic safety device at the bottom of the stove fan. When the surface rises to a certain temperature, it will gradually bend and gently lift the front of the fan to protect the TEG and the motor. As the surface temperature decreases, it will gradually return to its original state.When the furnace gradually cools down or cools down, the fan will gradually slow down or stop, which also means that you need to add the next wood. 【Stylish Design and High Performance】This stove fan adopts the shape of a petal,giving you a different experience.The working temperature of this stove fan is 50°C(131°F)- 345°C(653°F),the highest wind power is 280CFM.We are committed to providing customers with quality products and services. If you have any questions, please feel free to contact us.