The BENTSAI 6105B3 is a versatile tool that simplifies coding in production lines and can also be used manually. It efficiently prints expiry dates, logos, QR codes, barcodes, and serial numbers on various materials, including ink-absorbing substances like cartons and wood, as well as non-porous materials like metal cans, glass bottles, and plastic bags. Its handheld operation and user-friendly touch screen interface make it incredibly easy to use. Additionally, it comes equipped with essential accessories such as an external photoelectric sensor for online coding and a positioning plate for convenient manual coding. Furthermore, the B3 printer features a unique function of database import and export, which is a powerful function for managing massive and variable content printing.