Description: Type: CPU cooler Cooling method: air cooling Fan speed: about 2600RPM ; Fan noise: about 20DBA Bearing type: hydraulic bearing Applicable brand model:Intel LGA 775, 1156 ; AMD Socket AM2/AM2+/AM3 Package Includes: 4Pcs screw 4Pcs nut 1Pcs base 1Pcs CPU Cooler