Features: 58mm portable thermal label printer, strong compatibility, support BT or USB cable connection, compatible with iOS, Android, Linux, Windows systems. Please download relative APP or driver on your devices. Large paper bin design, support max. 50mm roll diameter, reduce paper change times. Easy to load paper. 57.5 Add or subtract 0.5mm paper width, 48mm effective print width, 85mm/s max. print speed, 203dpi resolution. Built-in 1500mAh large-capacity rechargeable lithium battery, super battery life, with smart power saving and power consumption control functions, to ensure longer print time. Using type-C interface, it is more convenient to charging and more stable to transmit data. Support 1D/2D barcode printing. You can download the "DLabel" app on your smartphone through the instructions in the manual. Adopting high quality thermal print head, no need ink cartridges or ribbons, low operation cost, clear and fast printing, improve your work efficiency. Portable and lightweight, convenient to carry around, it doesn't need much space. Widely used in commercial retail, warehouse label printing, price tag, jewelry label, shelf label, packing list label, drug label, etc. Specifications: Model: JK-58PL Version: Bill Print Version/Label Print Version(optional) Color: Blue/Black(optional) Print Method: Direct Thermal Printing Print Head Life: 50KM(printing Density 12.5) Paper Width: 57.5 Add or subtract 0.5mm Effective Printing Width: 48mm Roll Diameter: 50mm(max.) Resolution: 384 dots/line(8dots/mm,203dpi) Max. Printing Speed: 85mm/s Interface: USB/BT Commands: -Bill Print Version: ESC/POS -Label Print Version: TSC Line No.: Font A: 32 Character/Line, Font B: 42 Character/Line, Simple/Traditional Chinese: 16 charaters/line Character: The Standard GB18030 Simplified/traditional Chinese Characters Library Character Size: ANK Character, Font A: 1.5*3.0mm(12*24dots) Font B: 1.1 * 2.1mm(9*17 dots) Simplified/Traditional: 3.0 * 3.0mm(24*24dots) Barcode 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)/(PC1257)/(PC864)/(Vietnam)/(Thai) -Bar code: 1D Barcode: UPC-A/UPC-E/JANI3(EAN13)/JAN8(EAN8)/CODE39/ITF/CODABAR/CODE93/CODE128 2D Barcode: QRCODE Graphics Printing: Supports bitmap dowmload and print(support each bitmap size Max.8K, download up to 5pcs) Smart Power Saving: Support Variable Speed Printing: Support Dormancy: Support Battery: Built-in 1500mAh rechargeable lithium polymer battery, 7.4V Operating System: Compatible with Android, iOS, Linux, Windows Operating Temperature: 0 -- 50 centigrade, Operating Humidity: 20~85% Storage Temperature: -20 -- 60 centigrade, Storage Humidity: 5~95%(No Dew) Item Size: 12.9 * 8.2 * 6.1cm / 5.1 * 3.2 * 2.4in Item Weight: 245g / 8.6oz Package Size: 16.0 * 14.0 * 7.2cm / 6.3 * 5.5 * 2.8in Package Weight: 450g / 15.9oz Notes: It does not support MAC system. Bill version can only print small tickets, label version can only print label paper. Before using, please follow the driver link to download the printer driver to the computer. If you have any questions, please contact us for help. Packing List: 1 * Thermal Printer 1 * Label Roll(50*30mm) 1 * USB Cable 1 * User Manual(English)