This versatile 12cm PC case fan is designed to fit a broad range of computer case designs, to circulate cool air into the case, or exhaust warm air out - preventing problems due to overheating components. A quiet cooling solution, the 12cm dual ball-bearing case fan features a high efficiency blade design that"s capable of moving 72.94 CFM throughout the computer case, helping to optimize system performance. This broadly compatible PC cooling solution can be powered through a simple LP4 connection to the computer power supply, and is backed by StarTech. com"s 2-year warranty. Hardware Fan Bearing Type Ball Bearing Number of Conductors 2 Performance Air Flow Rate 72.94 CFM Fan RPM 2000 Noise Level 30 dBA Connector(s) Connector Type(s) 1 - LP4 (4 pin; Molex Large Drive Power) Female 1 - LP4 (4 pin; Molex Large Drive Power) Male Power Input Current LP4 Male connector - 10 inches Input Voltage 12 DC Environmental Operating Temperature -10 to 80 Physical Characteristics Cable Length 12 in [304.8 mm] Color Black Enclosure Type Plastic Product Height 4.7 in [120 mm] Product Length 4.7 in [120 mm] Product Weight 6.4 oz [181 g] Product Width 1 in [25 mm] Packaging Information Shipping (Package) Weight 0.4 lb [0.2 kg] What"s in the Box Included in Package 1 - 12cm Case Fan 4 - Mounting Screws