Performance: Low noise fan Uses: ducted fan Shaft power: 35 (kw) Daily: 2600 (r / mim) Purification and dust removal, ventilate quickly. With cable, without plug, flexible installed Powerful copper motor with double ball enjoy high performance. High air ventilation efficiency and low noise while operating. Thermal protection for your safety. Fabricated out of premium iron and construction strengthened by screws working . Effective and extremely quiet ventilation clears humidity and odors quickly. Easy to install and clean Specially designed for indoor cultivation, Meets all regulations for bathrooms, toilets & wet rooms. Wall / window mountable, suitable for kitchen, bathrooms, toilets, bedroom, living room and office ventilation. Input power: 25W Rated voltage: 220V Air suction volume: 260 / h Rated frequency: 50HZ Operating noise: 30-34db Rated speed: 2800r / m colour:black Material:Stainless steel + plastic size:9.5*9.5*7.5cm Package Contents: 1*Duct fan Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.