Features Small and portable, easy to carry, print at any time, 203dpl resolution, advanced thermal technology, clear writing, long storage time (more than 5 years) can be powered by lithium battery, long standby time, continuous printing about approx. 2000 sheets of A4 paper, random delivery meal can be downloaded for IOS and Android systems, and can print PDF, word, web pages, photos, contracts, test papers, etc. Product Specifications: Print Mode: Thermal Resolution: 203dpi Paper type: thermal A4 paper (with seam line) (width: 210m roll paper) Tear off method: Manual Power supply: DC 5V 2A Battery: Built-in 2600mah lithium battery Communication: Bluetooth 4.0 2.0/USBTvpe-C) windows system color: White Material: ABS Printer size: 27.5*11*6cm Box size: 34.5*15*10.5 cm packing list Thermal printer*1 1 roll of thermal paper (50 sheets) Note: 1. Since the measurement is manual measurement, there may be an error of 1-2cm, please refer to the actual product received 2. The paper with the printer is 50 sheets of thermal A4 paper