Bullet Points: 1Heat Powered: This silent wooden material burner stove fan is the perfect addition to every home. Requiring no batteries or electricity, but simply the heat from your stove fan. This fan allows you to get the maximum heat from your log burner stove, widely used for wooden material burning stove, gas stove, pellet stove and more. 2Overheating Protection: No batteries or mains electricity required, the thermoelectric module acts as a small generator to power the fan's motor. The fan base and blade are made from anodized aluminum which is rust-proof, wear-resisting, with good thermal conductivity. 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 defend the motor and the thermoelectric module. 3Easy to Use: This small stove fan sits on top of any stove or log burner, with no set-up required. Simply place on your burning log and enjoy a warmer room, as your fan will circulate warm air using the heat from your log burning stove. With a starting temperature as low as 50 C, this fan is ideal for every woodburning burner. 4Quiet Operation: The perfect fan for woodburning stoves, this fan is so quiet it will go unnoticed in any room. spread heat around room and increase temperature with low noise, improve warm air circulation results in greater comfort and reduce wooden material consumption from your stove. More stable and safe. With no noise, you can enjoy the warmth of your small wooden material stove in peace. 5Temperature Range: Recommended surface temperature is between 122F - 644F (50C - 340C). 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 350-400 degrees. Exceeding this temperature may damage the motor. Please test the temperature of the fireplace before purchase and pay attention to monitoring the temperature change during use. Description: OurFireplaceFaniseasytouse,simplyplaceitonyourburninglogandyoucanenjoyawarmerroom.Thereisalsoanoverheatingprotection,soitisverysafe. Features: 1.Automaticadjustment:thefireplacefancanbestartedautomatically,andthespeedcanbeadjustedaccordingtothetemperatureofthestove. 2.Lowenergyconsumption:lowconsumption,highefficiency,canincreasetheroomtemperatureby41%,savefuelcostbyupto16%,nobatteryorpowersupply,andbettertotheenvironment. 3.Heatpoweredfanforstovedonotusebatteriesorelectricitytoincreasetheheatingefficiencyofyourstove,thisallowsthewarmairtoflowthroughyourroomfaster. Specifications: ProductStructure:1.Metalhandle2.Heatsink3.Bimetalthermalinsulationdevice ModelNO:BLFS Color:Black PowerSupplyequipment:Thermoelectricmodule(Heatpowered) Airflow:Aluminum Airflow:203CFM Starttemperature:40 Workingtemperature:50-370 Noiselevel:15-18db Recommendeddistance:10-15CM WorkingPrinciple: Heatpoweredstovefansusethermoelectrictechnologytoconverttemperaturedifferencesintoelectricityinthecenterofthefan.Thereisauniquethermoelectricmodulewhenheated,themodulecreateshotandcoldsides,causingelectronstoflowintothemoduleandgenerateelectricitytooperatethefan. ThisisalsocalledSeebeckeffect. Attention:Theheatpoweredstovefansdoesnotbringdirecttemperatureincreasebutonlyatooltoacceleratetheheattransferofthechimney. PackingList: FireplaceFan*1 Note: Duetothelightingeffectsandshootingangles,thereiscolordifferenceintheproduct,pleaseunderstand. Duetomanualmeasurement,thereisatoleranceintheproductsize.