Aluminum external enclosure will cool down 2.5" HDD easilyAllows device hot-swapping(Plug and Play)Support Sata HDD up to 320GCE/FCC approvalBus power (power consumption must under 5V/1A):Take the power from the host PC extra USB port, no external power necessaryRecommand use external 5V, 2Amp Power adapterAluminum HDD external case for 2.5" HDD with height less than 9.5mmProduct dimension: 80 x 15 x143 mmColor: Silver and Black