Features 1、This CPU heatsink has double heat pipes for more powerful heat dissipation 2、It enhances the cooling capacity of the duct system 3、The U-shaped heat pipe can quickly transfer heat from the processor and has good heat dissipation performance 4、The aluminum base combines two pure copper heat pipes for efficient heat dissipation 5、High efficiency and low power consumption Specification This CPU cooler can dissipates the heat effectively with high rotation speed. Aluminum base combined with 2 pure copper heat pipes for efficient heat dissipation. Ultra low noise makes you more focused on your work, study or games. Features: 1. This CPU heatsink has double heat pipes for more powerful heat dissipation. 2. It enhances the cooling capacity of the duct system. 3. The U-shaped heat pipe can quickly transfer heat from the processor and has good heat dissipation performance. 4. The aluminum base combines two pure copper heat pipes for efficient heat dissipation. 5. High efficiency and low power consumption. Specification: Material: metal + plastic Speed: 2200±10% Noise: 22dBA Voltage: 12VDC Air volume: 48CFM Life: 20,000 hours Fan interface: 3pin Bearing type: hydraulic Fan size: 80 * 80 * 25mm / 3.1 * 3.1 * 1.0in Overall size: 120 * 80 * 60mm / 4.7 * 3.1 * 2.4in Weight: Approx. 281g Applicable CPU: for LGA775, for Core2DUO, for Celeronp, for Pentium4, for PentiumD, for LGA 1155/1156/1366, for Core i3/i5/i7, for AM2AM2+/AM3, for Sempron, for Athlon 64, for Athlon X2, for Phenom 64 Package list: 1 * Cooling Fan 1 * Mount 4 * Screw Package List