The heat powered stove fan is designed to circulate the warm air created by a wood, coals or pellet burning. Make full use of the heat from your wood stove and quickly disperse it into your room. The room will heat up faster. The rotation speeds of the fan automatically changes with the temperature of , which is convenient and practical. It continues to circulate hot air to keep the room warm all the time. Features - Color: Black. - Material: Aluminum alloy. - Size: 13.50X12.00X8.00cm/5.31X4.72X3.14inch. - Operating temperature range: 60 degree centigrade-350 degree centigrade. - range: 130-180CFM. - Wind speeds range: 1100rpm. - Noise: 25db. - materials and good craftsmanship ensure its durability and practicality. - No batteries or electricity required, the stove fan generates its own energy by the heat from the stove surface. - Using the wood burning stove fan will improved warm air circulation results in greater comfort and less fuel consumption from your stove. - The rotation speeds of the fan automatically changes with the temperature of , which is convenient and practical. - Really impressed, fan is virtually silent despite at an impressive speeds of knots and really does blow the warm air onto the room. Package list: 1 x fireplace fan