Features 1. Multifunctional Powerful Mute Exhaust Fan: Upgrade fully closed pure copper motor (speed up to 2800r/min) offers fast fume suction, ventilation, keeping the indoor air fresh and comfortable. 2. Durable Construction: 7 Thickened blades deliver more powerful and uniform air volume, not easy to deform. It runs stably and vibration-free, ensuring large air volume while reducing noise. Built to last, our exhaust fan features a durable construction. 3. Easy Installation: Our exhaust fan comes with everything you need for easy installation, including mounting hardware and installation instructions. You can install it yourself without the need for professional assistance. 4. Ventilation Fan: Our kitchen exhaust fans are equipped with protective nets, which are arranged tightly to prevent fingers from getting hurt by accident. The net cover is fixed with four screws to prevent shaking, reduce noise, detachable, and easy to clean. 5. Wide Application: This kitchens vent fan is an ideal choice for creating efficient indoor hvac system among kitchens, bedrooms, offices, basements, warehouses, garage and other areas that require continuous or regular ventilation. Specification Material: Alloy Color: Black, White Size: 15 x 15 cm, 14 x 18 cm, 15 x 20 cm, 15.5 x 24.5 cm Weight: 1200 g, 1550 g, 2050 g, 2700 g Power: 40W, 50W, 80W, 100W Package Include: 1x Kitchen Exhaust FanProducts from He Wei 's store