Feature : 3-part differentiation of WBC, 23 parameters, up to 60 samples test per hour Electrical resistance for counting and SFT method of hemoglobin Low sample comsumption : venous 9.8 ul, prediluted 20ul for twice testing one time 8.4 inch color TFT, Windows interface all testing parameter displayed simultaneously Windows operation system graphical buttons mouse and keyboard operation Automatic diluting, Mixing, rinsing and clog clearing Automatically sample probe cleaning ( inside and outside) Large storage capacity : up to 10,000 samples + 3 histograms Internal thermal-sensitive printer or external printer RS 232 interface, PC connecting