1,Blades fireplace fan accelerates air circulation and improves thermal efficiency, providing wider heat distribution. 2,Fan widely used for wood burning stove, fireplace, ga-s stove. It can quickly raise the temperature of your room and make you feel warm in cold weather. 3,No batterys or mains electricity required, the moelectric module acts as a small generator to powers the fanu0027s motor. 4,The fan base and blade are made from anodized aluminum which is rust-proof, wear-resisting, with nice thermal conductivity. 5,Recommended surface temperature is between 140°F - 644°F (60°C - 340°C). Features: Blades fireplace fan accelerates air circulation and improves thermal efficiency, providing wider heat distribution. Fan widely used for wood burning stove, fireplace, ga-s stove. It can quickly raise the temperature of your room and make you feel warm in cold weather. No batterys or mains electricity required, the moelectric module acts as a small generator to powers the fan's motor. The fan base and blade are made from anodized aluminum which is rust-proof, wear-resisting, with nice thermal conductivity. Recommended surface temperature is between 140°F - 644°F (60°C - 340°C). Specifications: Material: aluminum alloy Number of blade: 4, 5, 6 blades(optional) The bes-t working temperature: 140°F - 644°F (60°C - 340°C) Package Size: 210x185x135mm(4and5 blades) 230x220x140mm(6 blades) Package Weight: 750g(4and5 blades), 850g(6 blades) Packing List 1xStove Fan 1xStove Fan