MUKii-ZIO-Q050U3-BK Black USB3.0 to eSATA dongle Connect eSATA Device to USB 2.0 or USB 3.0 Port. compliant with USB 3.0 Backward Compatible With USB 2.0. Supports Hot-Swap and Plug-n-Play. Works on Notebooks and Desktops. Compact Design with no Extra Power Source Required.