SATA (7+15PIN) to Power ESATA(ESATA+USB). Both USB and eSATA must be connected. The USB powers the drive, the eSATA transfers the data. USB A Male + eSATA male to SATA 22pin HDD 2.5" Driver. Connects 2.5" 7+15pin SATA HDD/SSD to computer via USB & eSATA port for easy test and data transfer.
