Features: brand new and high quality Higher airflow: it has 6 blades designed for this stove fan, which provides a very wide heat flow, Energy-saving oven fan: no battery or electricity required. Quiet operation stove fan: the stove fan works under 25dB, which very quiet. You can hardly hear a sound; Distributes heat from the stove more efficiently and quickly increases the temperature of your room,perfect for large rooms.; The working temperature approx. 50C to 350C (122F to 662F) and the fan speed automatically adjusted to the oven temperature. Package Includes: 1 PC x Stove Fan Specifications: Model: SF136T Blades Material: Aluminum Alloy Operating temperature range: 122 F to 662 F (50 C to 350 C) Air volume: 160-220 Product size: length:165MM/6.5in Height: 208MM/8.19in Net weight 0.53kgs Gross weight 0.68kgs Single package size: approx 185x120x220mm/7.28x4.72x8.66in note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.