Portable Receipt Printer 58mm Mini Thermal Printing Wireless BT USB Connection 203dpi Mobile Printer with 2 Inch Thermal Paper Roll Compatible with Android/iOS/Win System for Small Business Restau Model: H22 Dimension: 83.6 x 118 x 48.6mm Weight: 225g Printing mode: Line thermal printing Print: 384 points/line Point density: 8 points /mm Print speed: The maximum print speed is 90mm/s Print width: 48mm Out of the paper:Direction Paper Width: 58mm Paper Roll Diameter : ≤41mm Paper Thickness: 0.048mm~0.08mm Interface:USB-C/ BT wireless module Typeface:  Font A: 12×24  Font B: 9×17  Chinese characters: 24×24 Character per line: Font A:35/Font B:46/ Chinese character :17 1D barcode: UPC-A, UPC-E, JAN13(EAN13), JAN8(EAN8), CODE39, ITF, CODABAR, CODE93, CODE128 2D barcode: QR, PDF 417 Wireless BT Connection Distance: ≥55m (Open lot) Battery capacity: 1500mA Charging standard: 5V / 1A Battery voltage: 7.4V ~ 8.4V