Wirelessly Mini Thermal Printer BT 200dpi Photo Label Memo Wrong Question Printing with 1 Roll Paper Features: Advanced thermal printing technology, no ink cartridge, convenient and cost saving.  Built-in 1000mAh rechargeable batterys, working in low noise, the thermal printer does not need ink cartridge when using, low operation cost. 200dpi high resolution printing head, clear print 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. 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. Specifications: Material: ABS Color: Pink, Green (optional) Print Type: Thermal Printing Input: 5V,1A Resolution: 200dpi Connection: BT/USB Batterys: 3.7V, 1000mAh Paper Width: 57mm Roll Diameter: 30mm Package Size: 153*107*44mm/6.02*4.21*1.73in Package Weight: 230g/8.11oz Note: 1. Download the app 'iprint' for iOS phones;  Andriod users can search 'iprint' and download it in the store. 2. The app 'iprint' with English, French, Italian, Spanish, German, Greek, Russian, Chinese multi language support. Packing List: 1*Printer 1*Paper Roll 1*USB Cable