BUSlink USB hard drives feature tough alloy enclosures and are designed to be stackable. They're also built to last, with an MTBF (mean time between failures) of 300,000 hours. The package includes USB hard drive, USB A-to-B cable, power adapter, user manual, and driver installation diskette. This drive supports Windows 98, 98 SE, 2000, and Me, and comes with a one-year limited warranty.