Features: High resolution 200dpi/300dpi printing head,clearprint and stable performance. Support multiple functions, it can print photos, labels, messages, lists, records, QR Code, web printing and so on. The APP offers a variety of fonts and themes to make your photos stylish. Built-in 800mAh rechargeable batterys, working in low noise, the thermal printer does not need ink cartridge when using, low operation cost. Support wirelessly BT connected with smartphone and USB cable connected with PC. Record your life, print the scenery you see, record his or her sweet words, collect the exercises you have done wrong, fun and practical. Lightweight and compact size, easy to carry.