Description: Product Name: 4 Blades Heat Stove Fan Material: Aluminum Airflow: 170-190CFM Wind Speed: 436-1470RPM Noise: 25dB Working Temperature: 50C-350C(122F-662F) Product Size: 215*90mm*182mm Fit for: Log/Wood/Gas/ Pellet Stoves Specifications: Start AutomaticallyUpgrade Technology,Reinforced 4 Blades,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 room. Eco-Friendly and Self-PoweredThermoelectric 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.Stove operating with normal surface temperatures between 122F(50C) and 662F(350C). Whisper QuietNewly 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 DesignThe stove fan support is made with Anodized Aluminum, able to resist high temperature up to 662F(350C), no deformation and no discoloration even after long time working under high temperature. Package Included: 1* Classic 4 Blades Heat Stove Fan