Main Features: -Start Automatically: Upgrade technology, faster speed,Larger air volume.The heat powered stove fan is designed to circulate the warm air created by a wood / coal or pellet burning.Efficiently circulates warm air throughout the house. -Eco-Friendly and Self-Powered: Thermoelectric module acts as a small generator to power the fan's motor. No batteries or electricity required Improved warm air circulation results in greater comfort and reduce wood consumption from your stove. -Whisper Quiet: Newly designed blade, larger air volume, lower noise.You don't even know the stove fan is there,but you feel the warmth You will enjoy the warm air in a quiet and comfortable environment. -Safty Design: The stove fan support is made with Anodized Aluminum, able to resist high temperature, no deformation and no discoloration even after long time working under high temperature. -Longer Lifetime: There is a Bi-metal safety device in the base of the fan.If the surface temperature rises above around 300°C, the safety device gently elevates the front of the fan to protect the TEG and motor. Specification Blade Qunatity: 5; Speed: 1350rpm; Noise: ≤ 25db; Start Temp.: Around 55℃; Material: Aluminum alloy; Work Temp.: 55℃-350℃; Color: Black/bronze/gold/silver; Dimension Package Weight: 0.8kg ; Product Size: 10.50 x 7.50 x 15.50 cm / 4.10 x 3.00 x 6.10 inches ; Package Contents 1x Stove Fan