Features: * molding, safe and efficient, strong wind: 7 pieces of metal reinforced wind blades, reduce wind resistance, increase displacement, and the wind blades are stable and not deformed at high speed *All-metal reinforced painted body: reinforced body, anti-compressive and shock-resistant whole body painted, anti-corrosion *Thickened fixed: made of pure metal, casting, safe and without fear of vibration, ensuring long-term high-speed work *Strong suction, high efficiency and power saving: 100mm air outlet, air volume 140m/h, fast heat dissipation, only 1 kilowatt-hour of electricity in 25 hours, fast exhaust of oil fume, and get rid of the problem of oil fume in the kitchen *Applicable to various places: restaurants, kitchens, supermarkets, Internet cafes, cinemas, workshops, halls, toilets, offices, waiting halls, conference rooms, etc. Specification: Model: FD100 Shell Material: Iron Color: black, white Voltage: 220V~ Frequency: 50Hz Power: 20W Air volume: 140m/h Product speed: 2800r/min Cylinder length: 100mm Cylinder diameter: 73mm Hole size: 100-110mm Package Includes: 1*exhaust fan _x000D_ _x000D_