[Upgraded Version] Rocketek USB 3.0 & eSATA Hard Drive Disk HDD External Enclosure Case with Usb 3.0 Cable & eSATA Cable for 3.5" Sata HDD/SSD, Compatible with Windows 2000/ Xp /Vista/ 7/ 8, Mac Os 9.1/10.8.4 - Up to 4tb Version Hard Drive Enclosure.

Overview
USB 3.0 up to 5Gbps, backward compatible with USB 2.0 / 1.1. Made of durable aluminum, this 3.5" external hard drive enclosure gives a high level of protection to your hard disk drive. Additionally, a 12V / 2A power adapter ensures a stable power supply, protecting your invaluable data.

Features:
* Supports Standard 3.5″ all SATA Standards (SATA-I, SATA-II, SATA-III) hard Drives.
* Ultra Light Aluminum Case provides heat dissipation.
* On/Off power switch.
* LED light indicates Power and Activity status.
* Hot-swappable, plug and play, no drivers needed.
* Supports USB 3.0 transfer rates of up to 5Gbps; eSATA up to 3Gbps; backward compatible with USB 2.0 / 1.1.

System requirements:
Windows: 2000/XP/Vista/7 (Both 32-bit & 64-bit versions) MAC: OS X.

Package contents:
Rocketek 3.5" USB 3.0 & eSATA HDD External Enclosure
USB 3.0 cable, eSATA cable, 12V / 2A power adapter, instruction
Screw set and screwdriver
Instruction manual

Note:
* The eSATA cable only serves data transfers and will not power the hard disk.
* The eSATA cable limits transfer speeds to 3Gbps.
* Your drive cannot be accessed via both eSATA and USB 3.0 ports at the same time. If both are connected, only the eSATA-connected computer will be able to recognize and interact with the drive while the USB connection will only be used to supply power.
*There are eight screws, four longer screws are for locking the main board to the hard drive, and four shorter screws are for locking the main board to the case