Model Number: RP203-C0520-4 Brand Name: Rongta Key Specifications/Special Features: Printing speed up to 90mm/sEasy paper loadingPrinting width: 48mm Paper working Loading way Easy Cutting way Divulsion (dentiform) Printer performance Printing density 384 dots/line 8 dots/mm Printing width 48mm Maximum printer speed 85 mm/s(maximum) Dot distance 0.125 mm Drawing/bar code Word size 0.75×1mm ASCII character (WxH dots) 16 lattice: 8x16, 24 lattice: 12x24 ASCII size (WxH mm) 16 lattice: 2x4, 24 lattice: 1.5x3 Drawing/bar code Suitable Testing method Lacking paper testing Photo electricity sensor Control system Printer interface TTL/RS232 Buffer 32k Command system ESC printer command/WH printing command Power Working voltage 3.5-9VDC (from7.2-5V with highest speed and excellent effect) Average electricity Less than 1.5A Maximum electricity Less than 3A Printer mechanism Printing head lifespan 50km Paper Paper item thermal paper Paper width 58mm Paper thickness 65±5um Diameter of paper roll 30mm Physics specification Environment adaptability 0~55, -20 to 55°C 10 to 90%RH Storage temperature –25 to 70°C 10 to 90%RH Dimensions 76.8*77.4*43.5mm