MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Counts particles from sizes 0.3, 0.5, 1.0, 2.0 or 5.0 microns 6V ni-mh self-contained battery pack 8 hrs Of typical intermittent operation ac to dc module 100-240VAC to 9VDC at 350MA typical RS-232 interface 16 character lcd display 2-BUTTON membrane keyboard operating temperature 0 to 50 degrees c laser diode light source 30MW, 780NM