The Seagate 1TB External Hard Drive is powerful, portable storage that the user can take anywhere, and which looks good too. With its massive 1 TB capacity, the Seagate expansion drive is large enough to accommodate any userâ€™s needs, whether as backup for a small network, for copying a hard drive, easy transporting of data, or for storage. And the Seagate 1 TB External Hard Drive has a fast USB 3 connection, backward compatible with USB 2, for rapid data transfer. Best of all, this external portable hard drive has no software to install and is recognised automatically by Windows, which means that it can be used straight out of the box. Simply attach the Seagate expansion drive to a PC or laptop, drag and drop files, and the data will transfer. Powered by its USB connection, the external portable hard drive needs no other cables or heavy power adaptors. And at just 160 g, with dimensions of 17.6 mm x 80.01 mm x 141.29 mm, the Seagate 1 TB External Hard Drive is light and convenient to carry around.