3-Blade Self-Powered Wood Stove Fan - Ultra Quiet & Efficient Heat Distribution for Fireplace - with Built-in Thermometer - Perfect for Home Heating, Cabin Warmth & Energy Saving

Specification:-Materials: main unit and blades: aluminum alloy;-Air Flow:280-360CFM -Overall Dimensions:17x11.5x25cm-Power: Thermoelectric module-Operating temperature range: 40 degrees Celsius to 350 degrees CelsiusPackage contents:1 × Heater Stove Fan

Self-starting and Self-regulating Start automatically when reached its minimum temperature of 80 centigrade (needs half or one minute to preheat).

Higher the temperature, faster it starts to spin. When the temperature exceeds 350 centigrade, please take your fan away from stove. The stove fan adjusts its speed with the stove temperature.

The higher temperature, the blades spin faster, and the more hot air pumps into the room. When the blades slow down, it means you should stoke the stove. the room temperature can be increased by 41%, fuel costs up to 16%, no battery or power supply required, more environmentally friendly.

Overheating Protection When the temperature reaches 350 Celsius, the metal shrapnel at the bottom will lift the fan to protect the fan motor from damage.