Spire FlowCooler Dual Fan Hard Drive Cooler Ultra thin" hard drive cooler that mounts underneath the hard drive. Blows the heat away from the hard drive chips which is a cool idea! Technical Specs: FlowCooler Harddisk cooler. Dimensions Frame: 130x100x17 mm. Double Fan: 50x50x10 mm Rated speed 4800 RPM +/-10%. Noise level 29.0 dBA. Air flow 2 x 9.0 CFM at 4,800 RPM. Current A 0.10 A Life Hours 30.000 Connector 4 pin, power supply.