2D Image Scanning GunStrong plug-and-play decoding capability Sweeping QR codes, using quick rebound keys to prolong life, after successful scanning, the buzzer and indicator lights will double remind to avoid missing scans, support multiple languages, plug and play, no need to install drivers . Just put the barcode close to the scanner, it will automatically wake up and read without key scanning, energy saving and time saving, made of high-quality materials, can withstand the impact of 2 meters falling on the ground for many times, and still work normally, support LINUX, ANDROID, WINDOWSXP, WIN 7, WIN8, WIN10, MAC and other operating systems. Using core decoding chip technology, it can easily read screen codes, paper codes, double color codes, uneven barcodes, wrinkled reflective barcodes, large data volume barcodes, low contrast codes, etc.