Seagate Expansion portable drive, add-on storage foryour PC The Seagate® Expansion portable drive is compact and perfect for on-the-go. Instantly add more storage space to your PC or Mac and takelarge files with you when you travel Setup is simple and straightforward; simply connect a single USB cableand you are ready to go. The drive is powered from the USB cable, sothere is no need for an external power supply. Plus, it is automaticallyrecognized by the Windows® or Mac operating system, so there is nosoftware to install and nothing to configure. Saving files is easy-simplydrag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0interface by connecting to a USB 3.0 port. Plus, Seagate Expansion comes with Rescue Data Recovery Services1for additional peace of mind