Features: 1.[Specially Designed] This cooling fan is specially designed for projects that require cooling or ventilation, or as a replacement fan for various products, with stable performance. 2.[Long Service Life] The service life of the double ball bearing is up to 67,000 hours, you can use it for a long time. There are 2 ways to place it, can be placed flat or upright. 3.[High Speed] Double ball bearings are adopted to maximize airflow, silent operation, with simple operation, just install it and use the fan, and the aluminum shell is sturdy and durable. 4.[] The size of the cooling fan is approx. 220 x 60mm / 8.7 x 2.4in , the airflow is 660CFM, the noise is 50dB, the working speed is 2500R/min, and the power is 58W. 5.[Widely Used] This cooling fan is widely used in ventilation, machinery, household appliances, power supplies, welding machines, chassis, cabinets, communication networks, electric heating, water pumps,etc. specification:Item Type: Cooling Fan Material: Aluminum Alloy, PBT, Glass Fiber Size: Approx. 220 x 60mm / 8.7 x 2.4in Voltage: 220/240V 50 Hz Current: 0.45A Power: 58W Speed: 2500R/min Noise: 50DB Airflow Volume: 660CMF Bearing: Double Ball Bearing Uses: Our Products Are Widely Used in Ventilation, IT, Machinery, Household Appliances, Power Supplies, Welding Machines, Instrumentation, Chassis, Cabinets, Communication Networks, Electric Heating, Water Pumps, Fans, Fireplaces, Ovens, Disinfection and Fresheners, Humidifiers, Freezers, Freezing and Storage Systems, Dryers and Other Equipment PackageList:1 x Cooling Fan