What device is used to capture the barcode on product?

A barcode scanner is the device used to capture the barcode on a product. It uses a laser or imaging technology to read the patterns of bars and spaces that make up the barcode, converting them into digital data. This data can then be processed for inventory management, sales transactions, and other applications. Some common types of barcode scanners include handheld scanners, fixed-mount scanners, and mobile device apps that utilize the camera.