Analog Refractometer High Precision Alog Manual Range 1.000 to 1.060 Urine Specific Gravity Large Animal 1.000 to 1.060 Urine Specific Gravity Small Animal 2.0 to 14.0 g/100 mL Serum Protein Automatic Temperature Compensation Yes Accuracy 0.001 USG 0.2 g/100 mL Resolution 0.001 USG 0.2 g/100mL Function Serum Protein Concentration Veteriry Clinical Refractometer Measures Usg For Small And Large Animals Features IP67 Water Resistant And Dustproof Design In Durable Sealed Body