This stove fan is designed to provide the quietest and most efficient heat cycle to remove all heat from the stove heater. The heat from and around the stove is pushed around the room and we can feel the heat faster after the fan improves the heat circulation. We provide premium stove solutions of superior quality and inspiration, bringing more comfort and warmth to people all over the world. Main features Thermally powered - no batteries required Powerful 4/5-blade design Automatic operation between 60C and 350C Rapidly improve thermal cycling Optimum temperature 250C Improve furnace heater efficiency and reduce fuel consumption Quiet operation Kind tips: 1. It is recommended that the surface temperature be between 60C - 350C, exceeding the maximum withstand temperature may damage the motor. 2. If the fan does not run in time after reaching the temperature, please move the blade slightly (do not touch it directly with your hands). 3. Please place the fireplace fan on a smooth and flat surface.