High QualityThe exhaust fan is made of high quality metal material. It is difficult to deform it. It features excellent workmanship, durable frame and long service life. Drilling Hole Diameter 150m.Super QuietThe fan features high ventilation efficiency and very low noise during operation.High EfficiencyIt is durable and has a built-in copper motor with thermal protection for continuous operation. Efficient and extremely quiet ventilation to quickly remove moisture and odors.ApplicationPerfect for Exhaust Ventilation of Home, Bathroom, Toilet, Kitchen, Garage, workshops, cellars, attics, etc.Easy to useQuick installation on the wall. Easy to use and maintain. Color:White Features: Condition: 100% Brand New Material: Copper Motor, Metal Color: white, black (optional) Power: 40W Voltage: 220V Rated frequency: 50HZ Rated rotational speed: 2800r / min Drill hole diameter: 150mm Air suction: 1100m3/H Operating noise: 50~60db Size: Approx.19*19*13.5cm/7.48 * 7.48 * 5.31in Weight: approx. 1488g Package Included: 1 * Exhaust Fan