Amazon.com: NUOKER MINI127 Portable Handheld Inkjet Printer,Mini Handheld Printer with 2.4 Inch LED Touch Screen Pocket Inkjet Coding Machine for DIY Printing/QRcode/Barcode/Date/Logo/Batch Series Number etc : Office Products
Mini Serial TTL Thermal Printer Token Machine - Hackster.io
Meterk Embedded Thermal Receipt Printer 58MM Mini Printing Module Low Noise with USB/RS232/TTL Serial Port Support ESC/POS Commands for Weighing Apparatus Cash Register Self-Service Terminal - Walmart.com
Arduino Code | Mini Thermal Receipt Printers | Adafruit Learning System