Feature: 1. DC 12V: PBT and glass fiber material make the blade not easy to deform, strong wind, 5500RPM±250RPM, DC 12V voltage, 2A current. 2. High Speed Operation: The outer casing is made of stamping to ensure the stability of the fan at high speed operation, high efficiency and energy saving. 3. Ultra Low Quiet: High accuracy ball bearing, long life, 65dB noise, ultra low mute, 62.49CFM, 10,0000 hours running time. 4. Pure Copper Wire: The coil is made of pure copper wire, which greatly reduces the operating temperature of the click and reduces the current, thereby improving the stability of the fan. 5. Scope of Application: Cooling fan is suitable for indoor and outdoor communication base stations, data centers, network routers, control cabinets and network switches, elevator ventilation, motor drives, control cabinet cooling, printers, textile machinery, factory automation equipment, and packaging machines. Specification: Item Type: Brushless Cooling Blower Fan Material: PBT, Glass Fiber, Copper, Iron Voltage: DC 12V Current: 2A Power: 19.2W Speed: 5500RPM±250RPM Noise: 65dB Air volume: 62.49CFM Continuous Operation Time: 10,0000 Hours Product Size: Approx. 110 x 110 x 28mm / 4.3 x 4.3 x 1.1in. Package List: 1 x Brushles s Cooling Blower Fan Note: 1. Please do not place the product in too corrosive, humid and high temperature environment 2. Please follow the voltage for power supply, using other voltage is easy to cause fire and product damage