Description: With rubber pads on all four corners which keep the fan super silent, cooling fan can be used for desktop computer case and CPU cooler. It offers amazing cooling to increase the longevity and stability of the system and components. Made of ABS material, this cooling fan is durable. The length of the product is 12cm, the width is 12cm, and the height is 2.5cm. It can be used for cooling computers. Item Name: Computer Cooling Fan Material:ABS,LED Service Life: 25,000 Hour Rated Voltage: 2.5mm/H20 Noise: 21.1dBA Applicable Equipment: Chassis Compatible CPU: Computer Case Cooling Fan Speed: 1500 10% RPM Bearing Type: Hydraulic Bearing Interface: 3 and 4pin Connector Size: White: 12cmx12cmx2.5cm/4.72inx4.72inx0.98in Red: 15cmx15cmx3.5cm/5.91inx5.91inx1.38in Blue: 19cmx19cmx3cm/7.48inx7.48inx1.18in Green: 12cmx12cmx2.5cm/4.72inx4.72inx0.98in 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