Item Parameter Print parameter Printing Method Thermal Line Effective Printing Width 72mm Resolution 576 dots/line（8dots/mm，203dpi） Priting Speed 90mm/S Interface USB (standard USB2.0 communication protocol, support Windows, Linux, Android, IOS) Bluetooth (Bluetooth2.0, Bluetooth3.0+4.0,support Android, IOS) Line spacing 3.75mm（Can adjust line spacing by command） Line No. Font A:48 character /Line Font B:64 character/Line Simple,traditional Chinese-24 lines Character The standard GB18030 simplified / traditional Chinese characters library Character Size ANK character，Font A：1.5×3.0mm（12×24 dots） Font B：1.1×2.1mm（9×17 dots） Simplified/Traditional：3.0×3.0mm(24×24dots） Bar code character Extended character set PC437/Katakana/PC850/PC860/PC863/PC865/WestEurope/Greek/Hebrew/EastEurope/Iran/WPC1252/PC866/PC852/PC858/IranII/Latvian/Arabic/PT151,1251/PC737/WPC/1257/ThaiVietnam/PC864/PC1001/(Latvian)/(PC1001)/(PT151,1251)/(WPC1257)/(PC864)/(Vietnam)/(Thai) Bar code 1D.Bar code：UPC-A/UPC-E/JAN13(EAN13)/JAN8(EAN8)CODE39/ITF/CODABAR/CODE93/CODE128 2D.Bar code：QRCODE Graphics printing Graphics printing Supports bitmap download and print Power saving Mode Smart power saving Support Variable speed printing Support Consumption Support Dormancy Support Dection Sensor Lack of paper detection Indicator Power Display Support Charge Indicator Support Lack of paper Support Beep Lack of paper,printing abnormal alarm Paper Type Thermal Width 79.5±0.5mm thickness ≤0.12mm Diameter ≤40mm Feed Easy（Clameshell feed） Print commands Commands ESC/POS Power Type Rechargeable Lithium polymer battery Capacity 2500mAh/7.4V, can be charged more than 800 times sustainable printing 150 meters or 4 hours under normal use Charger 9.0V/2A Buffer Input 4KB NV Flash 40KB Physical features Weight 285G Dimension 114*103*50(MM) Environment Operating Temp：5 ~ 45℃， Humidity：10 ~ 80% Storage Temp：-10 ~ 50℃ ，Humidity：10 ~ 90%（No Dew） Reliability Print head life 50KM（Printing Density≤12.5） Software Driver Android,IOS,Linux,Win2000,Win2003,WinXP,Win7,Win8,Win8.1
