WD Elements portable hard drives with USB 3.0 offer reliable, high-capacity storage to go, ultra-fast data transfer rates and universal connectivity with USB 2.0 and USB 3.0 devices. Plug-and-play ready for Windows PCs. Can be reformatted for Mac compatibility. The small, lightweight enclosure features massive capacity and WD quality and reliability. It includes a free downloadable trial of WD SmartWare Pro backup software for local and cloud backup.