1. Plug and Play: Handheld 1D barcode scanner is easy to install and uses a wired USB port, making it ideal for document management and inventory tracking in supermarkets, convenience stores, warehouses, pharmacies, retail stores, and libraries. 2. Support for scanning screens: barcode scanner gun with advanced CCD sensors, can be completed from the screen and paper to identify a variety of commonly used 1D codes, support the identification of a variety of distorted, wrinkled, dirty or reflective barcodes. 3. Compatibility: USB barcode scanner 300 scans/s, the widest detection distance of 20 cm, support for Windows, Mac and Linux; applicable to Word, Excel, Novell and all commonly used software. 4. Supports almost all 1D barcodes: EAN, UPC, Code 39, Code 93, Code 128, UCC/EAN 128, Codabar, Interleaved 2 of 5, ITF6, ITF14, ISBN, ISSN, MSIPlessey, GS1 Databar, GS1 Composite Code, Code 11, Industrial 25, Standard 25. Plessey. essey, matrix 2 of 5