1.[Upgraded 6-blade fireplace fan]6-blade hot air stove fan can produce more warm air and increase productivity. Wood stove fan is widely used in wood stoves, gas stoves, wood burners, fireplaces and more. 2.[Energy Saving Fan]No batteries or electricity required. Fireplace fan heat powered is powered by the heat generated by the fireplace or stove and directs the heat to the base of the fan to drive the blades. The higher the temperature of the fireplace, the faster the blades rotate. 3.[Overheat Protection]A metal plate is built into the base of the wood stove fan heat powered. When the maximum operating temperature is reached, the metal sheet under the base automatically bends, raising the fan base and reducing the thermal area to protect the motor and thermoelectric module. 4.[]The heat powered fan operates at a noise level of less than 25 decibels, which is very quiet. Hardly any sound can be heard. improves the circulation of warm air in the room, resulting in a higher level of comfort. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store