Free backup software trial WD Elements portable storage comes with a trial version of WD SmartWare Pro backup software, which allows you to back up your files to your WD Elements drive or to the cloud using your DropBox account. USB 3.0 and USB 2.0 compatibility With this single drive you get compatibility with the latest USB 3.0 devices and backward compatibility with USB 2.0 devices as well. Improve PC performance 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 storage and get your laptop moving again. WD quality inside and out We know your data is important to you. So we build the drive inside to our demanding requirements for durability, shock tolerance, and long term reliability. Then we protect the drive with a durable enclosure designed for style and protection. FEATURES: High capacity in a sleek design Free backup software trial USB 3.0 and 2.0 compatibility Formatted NTFS WD Quality Inside and Out SPECIFICATIONS: Capacity: 1 TB Interface: USB 3.0, USB 2.0 Compatibility: Formatted NTFS for Windows® 10, Windows 8.1 Dimensions: 11.05 x 8.2 x 1.5 cm