This USB to SATA External Hard Drive Enclosure transforms virtually any 2. 5in SATA II (SATA /300) or SATA (SATA /150) laptop hard drive into the perfect portable storage solution! Ideal for storing digital multimedia and other demanding applications the enclosure let\'s you get the most out of your hard drive connecting to a host computer using USB 2. 0 (also backward compatible with USB 1. 1) for maximum data transfer rates of 480Mbps. A truly portable solution the external hard drive enclosure features lightweight yet durable aluminum construction as well as a small form factor design that fits perfectly into your pocket or notebook bag when not in use. Plus to eliminate the hassle of having to find a power outlet when you are ready to back up your data or load your stored files the USB SATA hard drive enclosure requires no external power supply as it is powered through its USB connection to the computer.