Specifications: Color: Black Material: ABS Plug: UK Printing Method: Thermal Line Printing Printing Width: 72mm Resolution: 576 Dots/Line or 512 Dots/Line(8dots/mm,203dpi) Print Speed: 250mm/s Interface: USB Line Spacing: 3.75mm(Can adjust line spacing by command) Bar Code: 1D bar code:UPC-A/UPC-E/JAN13(EAN13)/JAN8(EAN8)CODE39/ITF/CODABAR/CODE93/CODE128 2D barcode:QRCODE Graphics Printing: Support bitman download and print Paper Type: Thermal Paper Roll Paper Width: 79.5±0.5mm Paper Diameter: ≤80mm Feed Method: Easy Feed Print Commands: Support ESC/POS Cash Drawer Output: DC 24V/1A Working Environment: Temperature: 5-45℃, Humidity:10-80% Storage Environment: Temperature: -10-50℃, Humidity:10-90%(No dew) Print Head Life: 100KM Cutter Life: 1000,000times System Supported: Windows, Linux, Android Item Size: 19.5 * 14.1 * 14.7cm / 7.7 * 5.6 * 5.8in Item Weight: 1135g / 40.0oz Package Size: 23.8 * 21.6 * 17.5cm / 9.4 * 8.5 * 6.9in Package Weight: 1938g / 68.4oz Note: The download link for the driver is http://www.hoinprinter.com/en/download, if you have any questions about the product, please feel free to ask us. Package List: 1 * Printer 1 * Switching Adapter 1 * Power Line 1 * USB Cable 1 * Paper Roll 1 * User Manual(English)