เครื่องยิงบาร์โค้ด A barcode scanner is a device that can read and decode barcodes

เครื่องยิงบาร์โค้ด A barcode scanner is a device that can read and decode barcodes, which are symbols that encode information such as product names, prices, or serial numbers. Barcodes are commonly used in retail, inventory, logistics, and other industries. There are different types of barcode scanners, such as pen-type, laser, CCD, and image scanners, that use different technologies to capture the barcode image and turn it into an electronic code.