Here is the official site: http://www.microsatacables.com/cfast-esata-data-breakout-cable-cfast-brk-891 CFAST eSATA DATA Breakout Cabe by GORITE™ Description: This is a CFAST eSATA breakout cable. Can be used to transfer Data to an eSATA device. The cable is approximately 16 Inches in length. 7 Pin eSATA DATA Connection This unit is a Data Line only and is not eSATA power. The device you would be plugging into would require its own power source. Micro SATA Cables PN# CFAST-BRK-891