Model Number: RP203-C0520-2 Brand Name: Rongta Key Specifications/Special Features: 1. Printing speed up to 90mm/s2. High quality and low price panel printer3. Easy paper loading4. Printing width: 48mm Paper workingLoading way easy Cutting way divulsion (dentiform) Printer performance Printing density 384 dots/line 8 dots/mm Printing width 48 mm Max Printer Speed 85 mm/s(max.) dot distance 0.125 mm Drawing/bar code word size(WxH mm) 0.75×1 ASCIICharacter(WxH dots) 16 lattice:8×16; 24 lattice:12×24 ASCII Size(WxH mm) 16 lattice:2×4; 24 lattice:1.5×3 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 DC3.5V--9V (from7.2-5V with highest speed and excellent effect!) Average electricity less than 1.5A Max 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°C;-20~55°C 10~90%RH Storage temperature –25~70°C 10~90%RH Dimension (WxHxD mm) 76.8mm*77.4mm*43.5mm