Specifications: Material: ABS Color: blue pink Size:11X8X3.5CM Printing P parameters: 200DPI Battery capacity: built-in 2000mAh lithium battery Charging port: 5V MicroUSB Printing mode: thermal / inkless printing Imaging mode: black and white Photo length shooting time: 1 year (theoretical environment) Printing paper: 57x30mm/2.2x1.2 inches Network mode: Bluetooth 4.0 Package Including: 1X portable pocket printer 1XUSB cable 1X English manual Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement. Save the time of handwriting notes, help study, improve study efficiency, print at a speed of 10mm/s, error problems are no longer messy, and study has rules This product can be used to print learning materials with wrong questions, and it can also record children's growth and travel experience Support topic search, text recognition and retrieval technology to help children take pictures and upload questions for detailed question answering The miniature printer has a lovely appearance and excellent performance Easy to use and carry, you can give this printer as a gift to your children to help them learn