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: ABSColor: Pink, Green(optional)Print Type: Thermal PrintingInput: 5V,1AResolution: 200dpiConnection: BT/USBBatterys: 3.7V, 1000mAhPaper Width: 57mmRoll Diameter: 30mmPackage Size: 153*107*44mm/6.02*4.21*1.73inPackage Weight: 230g/8.11ozPacking List:1*Printer1*Paper Roll1*USB Cable