Description: Cleaning and dust removal, ventilate quickly. With cable, no plug, flexible installed. Powerful copper motor with double ball bearing performance. Ventilation efficiency and low noise during operation. Thermal protection for your safety. Made of premium iron and screw-reinforced structure ensure its durability. Effective and extremely quiet ventilation quickly removes moisture and odors. Easy to install and clean. Specially designed for indoor cultivation, meets all building regulations for bathrooms, toilets and wet rooms. Wall/window installation, suitable for kitchens, bathrooms, toilets, bedrooms, living room and office ventilation. Specification: Weight: 420g Condition: 100% new Color: black/silver (optional) Material: housing is made of galvanized steel Diameter: 95 mm Input power: 25 W Rated voltage: 220 V Air suction volume: 260 cubic meters / h Frequency Rated: 50HZ Working noise: 30-34db Rated speed: 2800r/m Size chart: Size: 150*150*150mm Package includes: 1 piece 4 inch blower Note: Please allow 1-3mm error due to manual test. The color may be different from different display. Thank you for shopping with us! Have a nice day!