Seagate Expansion 18tb External Hard Drive HDD

The Seagate Expansion 18TB is a high-capacity external desktop hard drive designed for simple, drag-and-drop storage expansion and file backups on Windows, macOS, and Chrome OS systems. It connects via USB 3.0 and includes Seagate's Rescue Data Recovery Services for added peace of mind. Model Number STKP Capacity 18 TB Interface USB 3.0 (also compatible with USB 3.1/3.2 Gen 1) Form Factor 3.5-inch desktop drive Data Transfer Speed Up to ~160-205 MB/s read/write speeds, according to some reviewers Power Source External 18W power adapter (required for operation) Compatibility Windows 10 or higher, Mac OS X 10.12 or higher. Reformatting is required for use with Apple Time Machine.