The drive has some etching on the back , but has been tested and works.

The Seagate FreeAgent GoFlex 9ZF2A8-500 Blue 500GB USB 3.0 External Hard Drive is a portable external drive compatible with laptops, PCs, and Macs. With its USB 3.0 interface, this drive offers fast data transfer speeds. Seagate, a trusted brand in storage solutions, ensures reliable performance with this 500GB unit. Its compact 3.5-inch form factor makes it easy to transport and store, making it a convenient addition to your storage needs.