Portable A4 Thermal Mini Printer Portable A4 Thermal Mini Printer (Inkless / Mobile app / Bluetooth Connection) Product s Simple and easy to operate. Direct printing on mobile phones Printing All You Like: support error printing, labels, text, practice notes, stickers, web pages, articles, photos, and so on Help Learning Improve Learning Efficiency: Wrong questions are no longer cluttered and learning has rules Built-in 1000mAh battery, low power consumption. Fast & clear printing. Good printing quality Record Your Life: Record the scenery you see, record his or her sweet words, record the kid’s growth, fun and practical Specifications: Material: ABS Size: 265 x 61 x 32mm Battery type: lithium 7.4V Battery capacity: 1000mAh Working time: Continuous printing of 100 sheets Bluetooth: Compatible with Bluetooth 2.0 and above Printer: 200DPI/Thermal printing USB interface: USB Type-C Charging: 5V/1A Software: Precision learning, foreign no error function Paper size: 210*297 thermal paper (not included) Package included: 1 x Printer 1 x Charging Cable 1 x Test Paper 1 x English and Chinese Manual Other items not included