Fan Size: 80mm Bearing Type: Sleeve RPM: 3200 RPM +/-10% Air Flow: 32 CFM Noise Level: 30 dBA Dimensions: 80 x 80 x 15mm Features: Aluminum alloy heatsink helps dissipate heat Built-in 80mm high performance DC fan (3200RPM, 30dBA) Simple and easy installation Application for all standard 3.5" HDD (IDE, SCI, SATA, SAS interfance) Lower hard drive disk operating temperature to achieve maximum performance, reliability, and longer bearing life Package Contents: HDD Cooler Bolts