The ScanShell 800NR is a portable USB document scanner that typically offers features like scanning ID cards, receipts, and other small documents. The "800NR" model refers to a specific scanner model in the ScanShell series, which is often used in various business environments, such as for scanning documents on the go or in environments where compact, easy-to-use scanners are needed.

The ScanShell 800NR Windows driver is software that allows the scanner to communicate properly with your computer running a Windows operating system. It enables the hardware to function and ensures the scanner's buttons and features work as expected.