Description: Material: ABS Color (Optional): Black/Blue/Pink Size: 1027736mm (length * width * thickness) Interface: Bluetooth 5.0 Printing medium: thermal paper Paper capacity: about 57*30mm Power supply: 5V Support system: suitable for IOS, Android, Windows Network printing: support Automatic duplex printing: support Purpose: label printing Printing format: 57mm Charging time: 2-3 hours Applicable festival: Children's Day Applicable gift-giving occasions: graduation Parts List: 1printer 1roll of paper 1Data cable 1User Manual Direct heating, no ink, toner or ribbon. Multifunctional, easy to use, desktop label printer Let your life be full of vitality, no more chaos. A gift suitable for children Thermal printing, easy to carry Bluetooth direct connection, study note printing, label printing, photo printing, suitable for photo album DIY The printer uses high-quality print heads, which can print 57mm (width) x 30mm (roll diameter) thermal paper, with a resolution of 300 DPI, and good print quality