Key Benefits: Heat Powered Stove Fan: This stove fan use the heat produced by your fireplace, wood burning stove or pellet stove. No batteries or electricity are required which is environmental protection and energy-saving. Improved warm air circulation results in greater comfort and reduce wood consumption from your stove. This eco friendly stove fan allows you to get the maximum heat from your log burner stove. More Efficient：The newly designed 6 aluminium blades ensure larger air volume, which make the fan fully utilize the heat from your wood stove and disperse it to your room. The 6 blade log burner fan diverte the warm air horizontally instead of vertically all around and make your room warmer faster.This log burner fan is a perfect addition to every home, you can enjoy the warmth and comfort. Ultra-Quiet Operation: This wood stove fan with less than 25db noise, the only moving part is the blades assembled, which makes the fan almost silent even at the highest speed.You don't even know the stove fan is there,but you feel the warmth. With this silent stove fan, you will enjoy the warm air in a quiet and comfortable environment. Longer Lifetime: This wood burner fan is equipped with an overheating protection device. A bi-metallic safety device at the bottom. When the surface temperature rises around 250-300°C, it will gently lift the front of the fan to protect the TEG and motor. On this way, the stove fan's motor and TEG get a longer working life. Easy to Use: No assembly required, you only need to place this log burner fan on a smooth flat surface of your stovetop, the fan will automatically rotate with the temperature getting higher. The hotter the stovetop is, the faster the stove fan spins and the more warm air the stove fan circulates.