Features:Direct thermal printer uses 58mm thermal paper, no ink cartridge or ribbon required, low operation cost.Compatible for Windows system.High-speed and clear printing, print speed can reach to 90mm/s, low noise and strong stability.Support download and print logo & graphics. Support GB18030 big font, easy to print uncommon characters.Easy paper install structure, simple and convenient to use. Compatible with ESC/POS instruction set.Can be widely used in tax bill printing, restaurant and store receipt printing, parking bill printing, etc.Fashion appearance, blue and transparent cover design, users can know the usage situation of paper rolls at any time.Specifications:Color: BlackMaterial: ABSPlug: 110-250V US/110-250V EU/230-240V UK(optional)Print Method: Thermal Line PrintingPrinting Width: 48mmResolution: 384dots/line(8dots/mm, 203dpi)Printing Speed: 90mm/SecondInterface Type: USBLine Spacing: 3.75mm(Can adjust line spacing by commands)Line No.- Font A: 32 character/line- Font B: 42 character/line- Simple,traditional Chinese-16 linesBar Code: UPC-A/UPC-E/JAN13(EAN13)/JAN8(EAN8)CODE39/ITF/CODABAR/CODE93/CODE128Graphics Printing: Support bitman download and printPaper Type: Thermal Paper RollPaper Width: 57.50.5mmPaper Diameter: 60mmFeed Method: Easy FeedCommands: Support ESC/POSWorking Environment: Temperature: 5-45, Humidity:10-80%Storage Environment: Temperature: -10-50, Humidity:10-90%(No dew)Print Head Life: 50KMSystem Supported: Windows, Linux, AndroidItem Size: 18.5 * 13.0 * 11.2cm / 7.3 * 5.1 * 4.4inItem Weight: 571g / 20.1ozPackage Size: 19.2 * 13.5 * 12.5cm / 7.6 * 5.3 * 4.9inPackage Weight: 811g / 28.6ozNote:The printer does not support wireless printing. If you want to connect it with your phone, please first make sure the app and the phone both support OTG connection. The OTG cable is not included in the package. Please buy it separately. We don't recommend it for printing via smartphones.Package List:1 * Printer1 * Adapter Power Line1 * Paper Roll1 * USB Cable1 * User Manual(English)