Features: Socket Universal for LGA775 LGA1155 1156 1150,core I7,core i5,core i3 AMD754 or AM2 or AM2and or AM3 or FM1 or FM2 or FM2and or FM4 Sempron,Athlon64,Athlon X2,Phenom64 The aluminum radiator with 2 heatpipe design provides better heat dissipation The metal cooling fan has the characteristics of long life, low noise and large air- volume. Hydraulic bearing fan with 2200RPM high air-volume, and 22dB low noise operation Slim body design can be installed easily. Specifications: Material: Aluminum Fan Speed:approx 2200RPM Ventilator size:approx 104x42mm or 4.09x1.65in Weight:180g Bearing type:Hydraumatic Bearing voltage:12VDC Noise:approx 22dB Air Flow:48CFM Life:50000hours Power cable:3pin(if motherboard is 4pin ,also good for using,just no PWM function). Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2cm error due to the manual measurment. Package includes: 1pcs x Aluminum CPU Cooling Cooler Fan