Features 1. 5 Blades: Upgraded 5-Blade will provide larger air volume, diverting the warm air horizontally all around your house but not give you the hot wind directly. The way making it the most efficient way to heat your room from your stove, widely used for wood burning stove, gas stove, pellet stove and more. A magnetic thermometer included to monitor the temperature of your stove. 2. Overheating Protection: The In-built Bi-metallic strip at the base of the stove fan is designed to raise the edge of the fan slightly as the maximum operating temperature is approached to protect the motor and the thermoelectric module. 3. Silent Operation: The only moving part of the stove fan is the blades assembly, so the working noise is below 25DB, very quiet. Spread heat around room and increase temperature with low noise, improve warm air circulation results in greater comfort and reduce wood consumption from your stove. More stable and environmental protection. 4. Safety Material & Longer Lifetime: This fireplace fan is made from rust-proof anodized aluminum, wear-resisting, with good thermal conductivity. 5. Operating Temperature: Recommended surface temperature is between 113F - 662F (45C - 350C). If the fan doesn't run in time after reaching the temperature, please move the blade slightly (do not touch it directly with your hands). The maximum temperature that the product can withstand is 350 degrees. Specification Material: Aluminum Color: Black Size: 13.5 x 7.5 x 12 cm Weight: 420 g Noise: 35dB Operating temperature: 45-350 C Wind speed: 950-1250rpm Package Include: 1x Fireplace Fan Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.