Self-PoweredThe heat stove fan is designed to circulate hot air created by a wood/coal or pellet stove operating at normal surface temperatures between 80C(176 ) and 340C(644). Nature-friendlyThe thermoelectric module acts as a small generator to power the fan motor. No batteries or electricity required! Better circulation of hot air results in greater comfort and a reduction in the wood consumption of your stove. The thermoelectric module acts as a small generator to power the fan motor. High energy conversion rateMulti-blade design can convert more heat while improving stability.Uses 28% of less wood.maximizes the efficiency of the stove.which is in line with the current concept of energy saving. High QualityThe base and blade of the stove fan are made of anodized aluminum , is rust-proof, wear-resistant and has good thermal conductivity. The thermal powered fireplace fan has high efficiency Perfect customer serviceIf you have any questions during the use of the product, please feel free to contact us, we will solve it as soon as possible .