Features: Portable handheld BT thermal receipt printer, mini and lightweight, easy to carry. Support BT4.0 and USB cable connection, compatible with iOS, Android, Windows system. You can download app "MLabel" from your mobile phone in app store, registration code that new users may use "145859". Built-in 1800mAh/7.4V rechargeable lithium battery, can be continuously used for a long time, print receipts at any time. Adopting thermal print head, no need ink cartridges or ribbons, clear printing, improve your work efficiency. Easy to load paper and use, can hold paper roll with 50mm diameter, 80mm paper width, 72mm effective print width, max. 90mm/s print speed. Widely used in bill printing, post receipt printing, restaurants ordering information printing, shops receipt printing and so on. Specifications: Color: Black Plug: UK Power Adapter: Input AC100-240V;Output DC9V/1A Printing Method: Thermal Line Printing Resolution: 203dpi Print Width: 72mm (effective printing width) Print Density: 576 dots/line Print Speed: Max.90mm/s Interface: USB+BT Paper Width: 79.5 Add or subtract 0.5mm Roll Diameter: 50mm Paper Thickness: 0.06-0.08mm Code Type: 1D: UPC_A/JSN13(EAN13)/JAN8(EAN8)/CODE39/ITF/CODABAR/CODE93/CODE128 2D:QR code Print Command: ESC/POS Character Size: 12*24 point Built-in Lithium Battery: 1800mAh/7.4V Charging Time: 3-4 Hours Mechanical Properties: 50KM Operating System: Compatible with Android, iOS, Windows Item Size: 12.5 * 11.0 * 5.0cm / 4.9 * 4.3 * 2.0in Item Weight: 360g / 12.7oz Package Size: 15 * 12 * 11cm / 5.9 * 4.7 * 4.3in Package Weight: 630g / 22.2oz Packing List: 1 * Printer 1 * Paper Roll 1 * USB Cable 1 * Power Cord 1 * User Manual(English)