Description: Protective cover design: safe protective cover design, in order to ensure your family and children safe, in order to avoid injury while working fan blade. 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 / coals or pellet burning. efficiently circulates warm air throughout the house. Eco-Friendly and Self-Powered: 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 will enjoy the warm air in a quiet and comfortable environment. Safty Design: The stove fan support is made with quality metal, able to resist high temperature, no deformation and no discoloration even after long time working under high temperature. Specification: Material: Iron Air Volume: 160-220 CFM: 1000-1300(r/mim) Speed: 1000-1600rpm Noise: ≤ 25db Start Temp.: Around 55°C Work Temp.: 55-350°C 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. Size Chart: 190x210mm/7.48x8.27inch Package Includes: 1 Piece Stove Fan 1 Piece Thermometer Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!