Block Compatibility - AMD: AMD AM5/AM4/AM3+/AM3/AM2+/FM2+/FM2. (Note: No AMD backplate in the package, The AMD must be installed with the original bracket of the motherboard)
Specifications: Size: 45mm x 33mm x 15mm( with adhesive) Fan Speed controller High position for 12V out put Low position for 7V output Off position for fans shut down Support total 8 fans 12V/2A max.