Features small size, light weight, reliable performance, simple connection and easy operation. Using 58mm thermal paper and adopting easy structure of paper loading, convenient to install and change the paper roll, also easy to use and maintain. Support USB interface and BT wireless connection; can be compatible with Android and iOS operate systems.(please download relatie driver on your device before connection.) With thermal transfer component, no ink or ribbon required, print by paper loading; powered by 2000mAh rechargeable lithium battery, stable operation and long time working. The thermal receipt printer applies mobile products to supporting the use, and suits for outdoor work environments, such as mobile police system, tobacco distribution system, utility meter reading, mobile logistics, portable instrumentation, testing equipment, etc. Printing Chinese Character: Chinese: simplified Chinese 24*24 point, support GB18030 font library, support Taiwan and traditional (complex font) ANK: ANK characters Language: support for multiple languages (support Traditional, Korean, Japanese, etc. must be instructed before purchased) Extended character table: OEM437/Katakana/OEM850/OEM860/OEM863/OEM865/West Europe/Greek/Hebrew/EastEurope/Iran/WPC1252/OEM866/OEM852/OEM858/Iran/Latvian/Arabic/PT1511251/OEM747/WPC1257/Vietnam/OEM864/Hebrew/WPC1255/Thai Colour: Black material: plastic Printing : direct thermal line printing Speed: 70mm/sec Reliability TPH Life: 100km Resolution: 203DPI (8dot/mm) Printing Width: 48mm (384dot) Paper Type: thermal paper Paper Width: 580.1mm Paper Roll Diameter: 40mm Paper Thickness: 0.06~0.08mm Power: rechargeable lithium battery (battery included) Battery: 7.4V DC, 2000mAh Charging Mode: DC 5V/2A Print Parameters: support to download the Logo, support barcode print Support Barcode Types: UPC-A / UPC-E / JAN 13 ( 13) / JAN 8 ( 8) / CODE 39 / ITF / CODABAR / CODE93 / CODE128; Two-dimension Code: QR CODE Character Size: 384 dots/line Font A: 12*24 dots,1.5*3.0mm(W*H) Font B: 9*17 dots, 1.1*2.1mm(W*H) Font C: 9*24 dots, 1.1*3.0mm(W*H) Simplified / Traditional: 24*24 dots, 3.0*3.0mm(W*H) Print Comand: ESC/POS Interface: USB / BT 4.0 Compatible OS: Windows Systems; Android & IOS Operate Systems Working Temperature: -10~50 Working Humiditu: 10~90% Printer Size: 11.2 * 8.2 * 5cm / 4.41 * 3.23 * 1.97in Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Package Contents: 1 * printer with battery 1 * user manual (English) 1 * USB cable 1 * adapter 1 * paper roll Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.