The Seagate Expansion portable drive is compact and perfect for on-the-go. Instantly add more storage space to your computer and take large files with you when you travel. Setup is simple and straightforward; simply connect a single USB cable and you are ready to go. The drive is powered from the USB cable and is automatically recognized by the Windows operating system, no software to install and nothing to configure. Saving files is easy simply drag-and-drop. Fast transfer speeds with USB 3.1 (Gen 1 Type-A) interface.