Features: - Save time in hand‑written notes, help learning, improve learning efficiency, wrong questions are no longer cluttered, and learning has rules.  - The product can be used to print learning materials for wrong questions, but also record the growth of children, the feeling of traveling.  - Support for topic search, text recognition, and retrieval technology helps children to take pictures and upload questions for detailed question answering.  - The mini printer is featured with cute appearance and excellent performance.  - Easy to use and carry, you can use this printer as gifts for your children to help their study.  Specifications: - Color: Green/Pink/White;  - Print Parameters: 200DPI;  - Battery Capacity:Built-in 1000mAh lithium battery;  - Charging Port: 5V-MicroUSB;  - Printing Mode:thermal/inkless printing;  - Imaging Mode:black and white;  - Length of Photo Taking:1 year(Theoretical environment);  - Printing Paper: 57x30mm/2.2x1.2in;  - Networking Mode: Bluetooth 4.0;  Package Included: - 1 x Mini Thermal Printer - 1 x USB Cable - 1 Roll of Printing Paper(Built-in the Printer) Note: - Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.  - The color may have different as the difference display, please understand.