? Auto-zero function Easy to operate thanks to advanced electronic circuits like our proprietary auto-zero system. ? Handles hemolysis and turbidity easily. Careful selection of the dual wavelength color filters and the combination of electronic technology minimize the interference of hemolysis and turbidity. ? Alarm lamp informs user of abnormality Alarm lamp signals hemolysis of 300mg/dl or more. ? Easy setting of the sample tube into the cell holder A sample gauge provided on the surface of BR-501, which indicates the proper sample volume to be inspected.Only simple action is required to set the capillary tube into the holder. ? Flexible power source Power requirement is flexible from 100 to 240VAC ? Easy lamp replacement Exchange procedure of the lamp is simple and easy, and troublesome procedure of adjustment of light axis is eliminated.