Desktop computer motherboard CPU heatsink system. For Intel LGA775: Core 2 / Celeronp / Pentium 4 / Pentium D, for Intel LGA1155 / 1156 / 1366: Core i3 / i5 / i7, for AMD / AM2 / AM2+ / AM3: Sempron / Athlon 64. Cooling fan is easy to install and remove, can be replaced. 3Pin power supply interface, and 12V working voltage. High quality aluminum-plated material, one-pice design, with many fins on each side.