Features 1.4 blade fireplace fan, driven by the heat generated by the wood, coal or pellets burning furnace, brings greater comfort and saves 28% of wood usage. 2.The thermoelectric module is used as a small generator to drive the fan motor, no battery or electricity is needed, and the performance is stable. 3.Furnace support is treated with anodized aluminum, which will not deform or discolor even after working for a long time under high temperature. 4.Base is equipped with a bimetallic safety device, which will gradually lift the front of the fan to protect the TEG and the motor. 5.High temperature resistance, the working temperature range is 50-340, which helps to reduce fuel consumption and promote heat distribution. Specification Item Type: Fireplace FanMaterial: Aluminum AlloyWeight: Approx. 700g / 24.7ozFan Blades: 4 BladesWorking Temperature: 50-340Best Temperature Range: 176-482Noise: 15-20dbMaximum Airflow: 360CFMOperating Speed: 1350RPM (Max) Package List 1 x Fireplace Fan1 x Manual