Features 1.This stove fan is powered by transforming heat into energy, without using any battery or electricity. 2.The range of working temperature is about: 140F / 60C~662F / 350C, higher the temperature, faster it starts to spin. Attention: the temperature can not be over 662F when using the stove fan. 3.Can circulate heat throughtout the room. 4.This stove fan is silent and quiet. Safe and Quiet: Furnace support is treated with anodized aluminium, which can withstand high temperatures up to 662F (350C), and will not be deformed or discoloured even if it works for a long time at high temperatures.The unique design of the blade assembly can keep the fan quiet during the fastest operation. Energy saving: The stove fan does not need electricity or a battery, powered by heat. Wood Stove Fan for Log Burning Fireplaces, gets power from the heat produced by your fireplace, wood-burning stove or pellet stove. Effectively dispersing warm air around your room. Easy to use: No installation required, just place the wood stove fan on the smooth and even surface of the hob, near the side or back of the oven pipe.The recommended work surface temperature is 50 C / 122 F to 350 C / 662 F [with thermometer]. Artwork Decor Gift Idea: The perfect artwork details and the modeling make it an amazing Christmas gift, Thanksgiving gift. This is a perfect gift for your best friends.A perfect decoration for your Fireplace. Stove Fan Specifications: CFM: 160-210 Speed: 1400rpm Blade number: 6 Noise: 25dB Start Temperature: 140F / 50C Working Temprature Range: 140F / 50C~662F / 350C Material: Anodizing Aluminum Overall Size: As picture Color: Black Notice When the base reaches 50 degrees, the fan starts to rotate. If the base remains above 300 degrees for a long time , the power generation chip is easily damaged. Thermometer Specification: Name: Fireplace Thermometer Measuring range: 0-500 Type: Thermocouple Bimetal Thermometer Surface diameter: 63 (mm) Usage: magnet adsorption type Package A includes: 1 x Stove Fan Package B includes: 1 x Stove Fan 1 x Thermometer Package C includes: 1 x Stove Fan 1 x Thermometer 1 x Heat shield Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive feedback and rate the details of the transaction (Detailed Seller Ratings) with a 'PERFECT 5 STARS'. If you have any problems, broken, quality problems, please don't worry, and don't leave bad feedback. Please send us an email first, we will reply you as soon as possible, please allow us to respond within 12 hours. We understand your mood, and will provide you with the best solution for your problem, please give us the opportunity to solve the problem, For any case,please feel free to come to us,we are always here. look forward to and thank you for your trust.