WD Elements portable hard drives with USB 3.0 offer reliable, high-capacity storage to go, fast data transfer rates and universal connectivity with USB 2.0 and USB 3.0 devices. The small, lightweight enclosure features huge capacity and WD quality and reliability. It includes a free trial of WD SmartWare Pro for local and cloud backup. We know your data is important to you, so we build the drive inside to our demanding requirements for durability, shock tolerance, and long-term reliability. Then, we protect the drive with a robust, all-metal enclosure designed for style and protection. Storage space 500GB: GB60 hours of video, 125000 MP3s, 100000 photos, 31 Divx movies. USB 2.0. USB 3.0. Weight 0.13kg. Size H1.5, W8.21, L11.06cm. Manufacturers 2 year guarantee.