Description: Direct contact with CPU, heat is easy to conduct all around quickly and effectively 12cm big fan with large air flow, have a better effect of heat dissipation Hydraulic bearing made with copper coil, silent, durable and safe. Built-mute capacitance,with 8 pads, greatly reducing vibration noise Fin design, accord with heat distribution discipline, make heat uniformly distributed and easier to conduct A more flexible interface configuration, support large and small 3pin 4pin two power supply interface, you can freely choose.But you can not choose both of them Specification: -10 degrees to +70 degrees to adapt to a wide temperature range This product is used in hydraulic design, the characteristics of having a long life Style: Cooling fan Characteristic: Noiseless Connector: 4Pin/3Pin Application?Chassis Fitment: All chassis brands Voltage: 12V DC 32 LEDs Light Bearing Type: Hydraulic bearing Diameter:12 cm Material: PC Package Includes: 1x 12cm Fan Cooler 4x screws