3 Part differentiation of WBC, 23 parameters, Double channels counter. Volume measurement by time. Advanced valve technology, long life. Electrical resistance for counting and SFT method of Hemoglobin. Low sample consumption : venous 9.8 ul, capillary 9.6 ul, pre diluted 20 ul for twice testing one time. 8.4” color TFT, Windows interface all testing parameter displayed simultaneously. Automatically sample probe cleaning. Large storage capacity: up to 10,000 samples +3 histograms. Internal thermal-sensitive printer or external printer.