Re-certified 160GB Clickfree HD801 160 GB USB 2.0 2.5-inch External Hard Drive General Features: Red color 160 GB capacity 2.5-inch hard drive 5400 RPM spindle speed 8 MB cache USB 2.0 interface Portable, external drive Driver-free Plug and Play operation Automatic backup for up to 15 computers Bus-powered - no additional cable needed LED power / data transfer activity indicator