500GB Portable Slim Drive Silver, Seagate Dashboard pre-loaded on drive, NTFS driver for Mac pre-loaded on drive, USB 3.0 interface adapter, 18-inch USB 3.0 cable. The Seagate Slim portable drive is the thinnest external hard drive for consumers who want to back up their digital lives and take it on-the-go. At about the thickness of a pencil, the ultra-thin metal design allows you to slide the drive in your pocket, purse or backpack and carry it with you. Via the Seagate Dashboard, use the Protect function to set up a one-click plan or customize your scheduled local backup. Keep multiple copies of your files in case disaster strikes.