... and high sensitivity. Measurable items: URO, BIL, KET, BID, PRO, NIT. LEU, GLU, SG, PH, VCMeasuring principle: Ultrahigh brightness ... types: Above 1000 test resultsType of test paper: 8, 10, 11 items compatiblePower supply: AC 220V±22V; 50±1HzPower ... . Ultrahigh brightness cold light source reflection measuring principle. 8, 10, 11 items compatible. Exquisite, delicate design and streamline appearance. ...