1、4 Heatpipes: This computer CPU cooling fan adopts 4 heatpipes and direct touch technology to provide excellent heat dissipation. 2、Accurate Airflow: This computer CPU cooling fan reaches 38 CFM airflow, stacked fins ensure minimum airflow resistance. 3、Noiseless Operation: This computer CPU cooling fan provides noiseless operation, only 20dB, offering a silent experience. 4、Plug and Play: This computer CPU cooling fan adopts unique fan holder design for more convenient fan upgrade and disassembly. 5、Wide Compatibility: This computer CPU cooling fan is suitable for Intel LGA 775, for Core2DUO, for Celeronp, for Pentium4, for AMD, for Sempron, for Athlon, for Phenom. Item Type: CPU Fan Material: Metal and ABS Fan Color: Green Interface Type: 3pin Fan Size: Approx. 90 x 90 x 25mm / 3.54 x 3.54 x 0.98in Speed: 2000 + / - 10% Noise: 20 dB Air Volume: 38 CFM Life Span: 50,000 Hours Bearing Type: Hydraulic Compatibility: Suitable for Intel LGA 775, for Core2DUO, for Celeronp, for Pentium4, for PentiumD, for Intel LGA 1155, for 1156, for 1366, for 2011. for Core i3, for i5, for i7. for AMD, for AM2AM2+, for AM3, for Sempron 64, for Athlon X2, for Phenom 64. 1 x CPU Fan