Store and take your important information with you while on-the-go using the 3TB Elements Portable USB 3.0 External Hard Drive from WD. With a capacity of 3TB, it can be used for additional storage or for backing up your videos, photos, music, documents, and other files. The Elements drive connects to your computer with a USB 3.0 port at speeds up to 5 Gb/s, is backwards compatible with USB 2.0 at speeds up to 480 Mb/s, and is formatted as NTFS so Windows 10, 8.1, and 7 systems will recognize it right out of the box. For Mac users, the drive can be formatted to work with Mac OS.