Yoyorule New Dual Power eSATA USB 12V 5V Combo to 22Pin SATA USB Hard Disk Cable Cable length: 52cm/20.5inch Power eSATA (eSATA+USB combo) to 22 Pin SATA cable. 22Pin SATA is (7pin+15Pin). Power Over eSATA connector. Your desktop will have to support ther Power eSATA 5V and 12V. The Cable supports 5V/12V Power Over eSATA to SATA 22 Pin HDD Adapter Cable. It supports with 2.5",3.5" SATA HDD and 5.25" Blueray Play, DVD Play and CD Rom with data transfer and power for 5V and 12V. Because of using 5V/12V Power Over eSATA connector.