The Look 310S is a type of barcode scanner or point-of-sale (POS) device, and like many USB barcode scanners, it requires a driver to work with your computer running Windows. The driver ensures that your system recognizes the device and that it can communicate properly to read barcodes and input data into your computer or POS system.
If you're referring to the Look 310S USB barcode scanner, here's what you need to know: