Heat Powered Stove Fan For Wood Log Burner. Features: With Hanging Hook and Cover Plate Design, Can Be Used on the Platform or Fixed in the Chimney. There is an Integrated Automatic Protection System in the Fan Base to Protect It from Overheating. No Cords, Plugs or Batteries Needed, Powered By the Heat from Your Stove or Fireplace. Featured Fan Blade Design, Safe and Efficient, Move More Air in a Wider Range of Furnace Temperature. Suitable for Wood Burning and Multi Fuel Chimney. Environmental Fan, Ultra-quiet, No Battery or Electricity. Add Extra Warmth and Comfort to Your Family Home This Winter. Specifications Model: SF103S Number of Blade: 5 Working Temperature Range: 662â (350â) Noise: Less Than 25db Speed: 1400rpm Material: Anodized Aluminum Size: Approx.110x145mm/4.33x5.71in Optional Colors: Black, Bronze, Gold, Silver Quantity: 1 Pc . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.