ITEM NAME:PC CPU Cooler Cooling Fan Heatsink for Intel LGA775 1155 AMD AM2 AM3 754 CP A4S9 PC CPU Cooler Cooling Fan Heatsink for Intel LGA775 1155 AMD AM2 AM3 754 CP A4S9 Hydraulic structure, ultra quiet. Full copper coil, more durable. Double seaming workmanship, avoid deformation. 7 pieces of big blades provide strong cooling capacity. 2200RPM high speed rotation, more effectively cooling PC. Specifications: Bearing type: Long life Speed: 2200RPM ±10% Noise: 25DBA ±10% Service life: 30000 hours Voltage: 12V Current Rating: 0.28Amp(Max) Wind speed: 52CFM CPU Compatible:intel LGA1155 /LGA1156 / LGA775 /CoreI7/I5/I3 series/Core 2 DUO/Celeron /Pentium 4 AMD AM2/AM3/754/939/940 /Sempron//Athlon X2 /Athlon 64/ Phenom 64 Material: Aluminum Item size: 10.50* 4.50cm / 4.13" * 1.77" (D * H) Cooling fin Color:Silver Fan Color:Orange Note: Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package include: 1Pc x Computer Fan 1 Pouch x Accessory