Specifications BrandIPRee®Product NameFireplace FanProduct ModelYL909MaterialAluminum oxideAir volume 180 210Blade6 bladesWind speed 800 1100rpmNoise ≦35dBWorking temperature 60 350°CBattery No includedOEMApplicableNet Weight 0 6kgsGross weight0 95kgsProduct Size180 100 190mmPacking size230 140 220mmColourBlack Gold Silver Grey Red BronzeFeatures 1 Saves on fuel needs fan distributes heat from the cooker to provide better fuel efficiency 2 Self generating no plugs no batteries 3 Quiet operation 4 Self starting adjustable speed and stop 5 Simple stylish design Product Description This is a fan that uses thermoelectricity as an energy source to circulate the hot air produced by the wood burning fireplace The fan has a thermoelectric module that acts as a small generator to drive the fan s motor When this generator module experiences a difference in heat between the top and bottom surfaces it generates an electric current The bottom of the fan heats the bottom surface of the module while the top of the module is kept cool by the top heatsink of the fan ithout any batteries or power supply This means that by placing it on top of the burning stove it absorbs heat energy to drive the fan rotation thus blowing hot air from above the wood burning fireplace directly into the living area increasing the air circulation in the room and improving the heating efficiency of the fireplace The speed of rotation of the fan varies depending on the temperature of the wood burni