Distributes heat from the stove more efficiently and quickly increases the temperature of your room, perfect for large rooms Energy-saving oven fan: no battery or electricity required Quiet stove fan: the stove fan works under 25dB, which very quiet You can hardly hear a sound The working temperature approx 80°C to 350°C (176°F to 662°F) and the fan speed automatically adjusted to the oven temperature High: it has three motors and 18blades designed for this stove fan, which provides a very wide heat, Manufacturer: LXXAOFDC