Provide DC 5V power for power eSATA port. (not power for eSATA port); Can connect any external eSATA hard drive (HDD), solid state drive (SSD), or optical disc drive (ODD) through the USB 3.0 port on your laptop or desktop.; USB 3.0 to Power Over eSATA DC5V Adapter USB 2.0 to HDD/SSD/ODD eSATAp Converter; Easily connect your USB-enabled computer or laptop, to a SATA drive using this eSATA HDD cable.; For fast access to external storage, this USB to eSATA converter cable supports transfer rates up to 5Gbps using USB 3.0.