describe: Eco-Friendly Thermal Receipt Printer: Using advanced thermal printing technology, no ink cartridges or consumables are required. High quality print head, long service life and good print quality. Versatile Pocket Printer and Gift: Inkless Pocket Printer for printing black and white photos/photos, notes, shopping lists, study/meeting notes, business, work plans, office assistants, shopping lists, labels, messages, checklists, web pages, 2D Codes, registers, etc. are suitable for office, family, students, children, hobby archives, treasure mothers and other application themes. It is also the best gift for kids during festivals, Christmas, New Years, birthdays. Specification: Specifications: 57X25mm Paper width: 57mm (about 56mm) Diameter: 25mm Core tube: no core Color: white The package includes: Thermal printing paper*5 Receipt Printers、Photo Printers Printers & Supplies Office Supplies