WD Elements portable hard drives with USB 3.0 offer reliable, high-capacity storage to go, fast data transfer rates, universal connectivity and massive capacity for value-conscious consumers. With this single hard drive, you get compatibility with the latest USB 3.0 devices and backward compatibility with USB 2.0 devices, as well. Available in 1, 2, 3, 4, and 5TB sizes. When connected to a USB 3.0 port, WD Elements portable hard drive delivers fast data transfer rates. When your internal hard drive is almost full your PC slows down. Don’t delete files. Free up space on your internal hard drive by transferring files to your WD Elements portable hard drive and get your laptop moving again. The small, lightweight design offers up to 5TB capacity, making WD Elements portable hard drives the ideal companion for consumers on the go.