Description SELF-OPERATING: The hot stove fans are designed to circulate hot air from wood/coal or pellet stoves with normal surface temperatures between 80°C (176°F) and 340°C (176°F). Operation between °F). Naturally environmentally friendly: The thermoelectric module acts as a small generator to power the fan motor. No batteries or electricity required! Better warm air circulation means more comfort and less wood consumption for the stove. The thermoelectric module acts as a small generator to power the fan motor. High energy conversion rate: The multi-blade design can convert more heat while improving stability. Use less wood. Maximize the efficiency of your stove. In line with the current concept of "energy saving." Size: 180 x 160 x 80 mm HIGH QUALITY: The base and blades of the stove fan are made of anodized aluminum, are rust-proof, wear-resistant, and have good thermal conductivity. Thermodynamic fireplace fans are very efficient. Note: All data is measured manually. Due to