... preset counter, preset amount finished printing, automatic stop into paper.6. Double page detection: can effectively ruled out a newspaper, double, don ... : 44 needleThick: 76 needles;Thin: 44 needlePrinting speed2000-7000 Page /Hour2000-7000 Page /HourElectricity requirementSjingle phase :220v 50Hz:Sjingle phase :220v 50Hz ...