Specifications: It should be connected to power supply or motherboard. The shockproof rubber bumpers at the four corners keep the fan super quiet. It provides an incredible cooling effect to increase the service life and stability of the system and components. The cooling fan is specialized for desktop case and CPU. LED lighting effects make the case stylish and unique. Item Name: Computer Cooling Fan Material: ABS Fan Speed: 1200RPM+10% Rated Voltage: DC 12V Rated Current: 0.25A+0.45A Interface: 6 Pin Number of Fan Blades: 7 Blades Service Life: 30,000 Hours Maximum Air Volume: 32.33CFM Maximum Noise: 17.8dB Features: LED Lighting, Shockproof, Stylish Cable Length: 360mm/14.17" (Approx.) Size: 120mm x 120mm x 25mm/4.72" x 4.72" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Computer Cooling Fan