Feature: Specification: Features: Ink-Free Printing: Environmentally friendly and clean, no need to worry about ink overflow or paper jam problems. Photo-Level High-Clear Printing: 200dpi printing resolution, providing photo-level high-definition printing effects. Mobile Printing: Easily fits into a backpack, allowing you to print anywhere, anytime, as long as you connect to your phone via BT or connect to your PC via USB. Massive Dynamic Learning Resources: Can automatically print all-subject exercises, a good helper for learning. Built-In 2000mAh Battery: Long battery life, more convenient to use. Can Print Two Types of Thermal Paper with Silicone Foot Pad: Supports printing of two types of thermal paper, folding paper and roll paper, and the silicone foot pad is designed to be anti-slip, providing stable support and easy to use. Specification: Optional model: Type A- Portable Printer ; Type B- Printer & 1* Printer paper(100 sheets) ; Type C- Printer & 3*P rinter paper (300 sheets) Color: White Material: ABS Battery capacity: 2 000mAh Standby time: 30 days Charging time: 1.5H Printing Mode : Direct Heat Transfer Printing Print Resolution : 200DPI Connection Mode : Mobile Phone B T5.1 / USB Printing Speed : 10MM/S APP : iprint 1 Continuous Printing Endurance: 90 sheets of A4 thermal paper Paper width: 210mm or 218mm 200 sheets/pack Folded paper Charging interface: Type- C Pr inter size: 258*76*43mm Pr inter weight: 439 g Package Size: 290*105*70mm Package weight: 601g / 1098g / 2092g Package list: 1* Printer 1* User manual 1* Charging cable Package List: Package list: 1* Printer 1* User manual 1* Charging cable 1* Stack of printer paper（100 sheets）