Printer Printer Version Picture Feature View PROVA-300XP Portable Thermal Printer Portable Field Printing for Certificate Text and Graphics Two Selectable Fonts (5*7 and 8*16) Programmable text Header and Footer Battery and AC Power Adaptor RS-232C Interface (Optional RS-232C to USB Bridge) Fixed Interval Continuous Printing(5, 30, 60, 300 seconds) Next