Fast cooling your cpu and helps your computer perform well. 

Features: 
Aluminum alloy design， efficent in cooling your cpu. 
Big fan， 2200rpm for cooling. 
Low power， low noise， long life. 
Small size， very easy to install. 
Great for Intel and AMD. 

Specifications: 
Type: cpu radiator 
Biaring type: hydraulic 
Voltage: DC 12V 
Support CPU: For Intel LGA775/1155/1156: Core 2 DUO， Celeron， Pentium 4， Pentium D， PENTIUM(64)， Core i7， Core i5， Core i3: AMD Am2 AMD S-754/939/940: Sempron， Athlon 64/64x2/FX 62/Opteron 
Noise: ≤22dBA 
Speed: 2200rpm±10% 
Lifespan: 50000 hours 
Item size: 11 * 11 * 5cm / 4.33 * 4.3 * 1.96in ( L * W * H ) 
Package weight:  245g / 8.64oz 
Item size: 12 * 12 * 6.3cm / 4.72 * 4.72 * 2.48in ( L * W * H ) 

Package list: 
1 * Cooler 
1 * Install Bracket