... Scale:HL,HB,HRB,HRC,HRA,HV,HS 2.Display:dot matrix LCD,128*64 dots MH320 portable Hardness testerTechnical Specifications:Measuring ... ,HRB,HRC,HRA,HV,HSDisplay:dot matrix LCD,128×64 dotsData memory: 500 groups max.(relative to impact times 32~1) Printing paper ...