The Seagate STHN2000400 Backup Plus Slim USB 3.0 2TB External Hard Drive is a portable external HDD designed with a sleek 2.5-inch form factor in black color. It offers convenient USB 3.0 interface for quick data transfer and storage. The drive is powered by USB, making it easy to use without the need for additional cables. With a storage capacity of 2TB, this Seagate external hard drive is ideal for backing up and accessing your data on-the-go.