Features: Socket Universal for LGA775 LGA1155 1156 1150,core I7,core i5,core i3 AMD754/AM2/AM2+/AM3/FM1/FM2/FM2+/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/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). Package Includes: 1pcs x Aluminum CPU Cooling Cooler Fan 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.