Western Digital's clean lines, modern shapes and quality make the WD Elements Portable hard drives a simply economical solution for portable data storage needs. A high-quality portable hard drive that is lightweight and easy to carry. Simply plug it into any USB port and start saving your photos, music, movies and files. Designed with the same commitment to quality that has enabled Western Digital to become a global leader in hard drive delivery. With this one drive you get compatibility with the latest USB 3.0 devices and backwards compatibility with USB 2.0 devices. These hard drives do not require any power supply and are powered directly from the USB cable.