... load paper thermal dot line printer mechanismSPECIFICATION:1,Printing method:Thermal Dot Line 2,Printing width:56 mm3,Heater resolution:8 dots ... ,Driver:stepping motor(24VDC 2phase bipolar), 0.12mm per step5,Printing Dots Number of per line:448dots/line6,Paper specificationwidth: 66 ... .125 mm8,Dot size:0.11mm×0.13mm9,Printing Speed:100mm/S(max10,Printing Life:≥50KM(100KM) (depend on different TPH)11 ...