3-in-1 Clinical Refractometer with ATC for Tri-Scale Serum Protein 0-12 g/100ml Urine Specific Gravity SG 1.000-1.050 Refractive Index 1.333-1.360RI w/Extra LED Light & Pipette for Human Use Urine Sg / Serum Protein / Refractive Index

MULTIFUNCTIONAL: Features automatic temperature compensation (ATC) and comes with Portable USB LED Light,Lightweight, Made with highest and finest quality of aluminum & rubber. ACCURACY: Serum protein: -0.2/+0.2 g/100ml ; Urine specific gravity: -0.005/+0.005 ; Refractive index: -0.0005/+0.0005 RI. DIVISION: Serum protein: 0.2 g/100ml ; Urine specific gravity: 0.005 ; Refractive index: 0.0005 RI. REFRACTOMETER RANGE: Serum protein: 0 - 12 g/100 ml ; Urine specific gravity: 1.000 - 1.050 ; Refractive index: 1.333 -1.360 RI. HUMAN CLINICAL REFRACTOMETER : 3-in-1 Human clinical refractometer for testing the health index of urine specific gravity and serum protein or Refractive index for Human.