Seagate Backup Plus 2TB portable external hard drive for sale. • Capacity: 2TB • Model: SRD00F1 / BUP Slim • USB 3.0 • Original USB cable included • Mac detects the drive correctly as a 2TB external drive • Drive currently has no usable filesystem/partition • Formatting/erasing fails during the process • Low-level write test works but write speed is extremely slow • SMART information is not available through the USB connection on my Mac • Could be a hard drive, USB controller/enclosure, or cable-related issue — not fully diagnosed Selling as-is for repair, troubleshooting, parts, or someone who knows how to diagnose external hard drives. Please note: This is NOT being sold as a fully working hard drive. Can be inspected/tested before purchase.