Model No.:FK-828 LED FAN material: acrylic Rated Voltage :5V DC Fan Speed: 2500±10%RPM Air Flow :30 CFM Power Voltage:5V power interface We can produce all kinds of cooling fan, ac fan, dc fan, the voltage from 5V, 12V,24V,48V,110V,220V. the size from 2cm to 17cm, and passed CE/ TUV safety approval. DC FAN SIZE:)25 x 25 x10mm b)30 x 30 x 10mm c) 40 x 40 x 10mm d) 40 x 40 x 20mm e) 50 x 50 x 10mmf) 60 x 60 x 10mm g) 60 x 60 x 15mm h) 60 x 60 x 20mm i) 60 x 60 x 25mm j) 70 x 70 x 10mm k) 70 x 70 x 15mm l) 70 x 70 x 20mm m) 70 x 70 x 25mm n) 80 x 80 x 15mmo) 80 x 80 x 20mm p) 80 x 80 x 25mm q) 92 x 92 x 25mm r) 120 x 120 x 25mm 2) Rated voltage: DC 5V,12V,24V,48V 3) Type: ball bearing, sleeve bearing we had products of AC axial fan with next parameters: we can do all kinds of DC FAN AND AC FAN 30MM 40MM 50MM 60MM 70MM 80MM 92MM 120M ETC DC5V DC12V DC24V DC48V AC100V AC220V 240V From 3cm to 50cm electronics components, computer and machinery industrial and related fields Our product is mainly used for ventilating and cooling the computer and its peripherals, household electrical appliance, sound system, auto refrigerator, mechanical apparatus and so on. Less noise, lower consumption, longer expectancy, and stronger wind are the traits of our product. We are always working to improve the quality and service of our products. We will meet your needs by offering the fastest, most economic and useful solutions. Not only can we design and develop the products according to the special request of clients, but also we have professional engineers to support and perfect the after sales service. Consumer first, quality fundamental and seeking increasing perfection are always our business concept