We all know that such products like Express are relatively standard bar code. Express courier industry requires a single scan is easier to scan quickly and accurately, automatic scanning, because the courier scanner used relatively harsh environment, easy to fall, dusty. How to choose the best courier industry with a scanner? 1, a two-dimensional scanner long depth of field, more than 30 cm of reading distance, the distance can be swept. This avoids the scanning distance of the scanning result is not easy to fit, and to improve the sensitivity of the scanning bar codes, the industry is to meet the requirements of the "easy scan." 2, scanning speed, with up to 300 times / sec scan speed to meet the requirements of the courier industry "quickly." 3, cheap laser scanner to meet the requirements of the courier industry, "low cost." 4, function, and can avoid repeating the scan, it automatically scans. Meet the requirements of the courier industry "accurate." 5, can be set to self-induced scanning, that is to say we spoken to automatically scan, which automatically senses the bar code scanner and read bar code sensor is less than when the light is automatically switched to destroy the state, well protect the scanning head, which avoid the scanner when scanning gun set Always life caused by shortened disadvantage. We understand that laser bar code scanner, and even senior officers do not know how to express industry to select barcode scanner for courier use, in fact, as long as we scan for the express delivery industry requirements, to meet the above selection scanner 5:00 on it a. Since some users to use free supermarket cash register software process, using a serial port scanner, the software does not work properly. Therefore, this article focuses on the basic method of how to use the serial port scanner at the supermarket system to explain, I hope there is a need for users to have a reference, thereby reducing their operating costs and improve their work efficiency. If your scanner is a serial interface, then you might need to refer to this article in order to find the right approach, resulting in free supermarket cash register software to work properly connected scanner. Supermarket cash register software supports almost all scanner currently on the market, under normal circumstances scanner, as long as you plug the scanner on a computer to use, no special settings. In order to detect your scanner is normal, please feel free to open a Notepad file, scan the barcode scanning gun a commodity, as long as the bar code notepad appears to show that the normal scanner, otherwise scanner unusable. Guangzhou State Association _ laser scanner _ scanner provided by the Guangzhou State Association. Looking for "cash register, scanner, bar code machines, management software, small ticket machines, cash registers, shredders" fly suppliers, network operators choose to have a full alliance Certified: Guangzhou Contracting State Information Technology Co., Ltd. ( www.gzdb899.com), trustworthiness and reliability, now click on the "Business Alliance customer service" on page live chat with us now!