Dre Digital Refractometer Portable Brix Refractometer

Model Type Range Resolution AccuracyDRE-B60 BRIX 0.0--60.0% 0.1% ± 0.2%DRE-B95 BRIX 0.0--95.0% 0.1% ± 0.2%REFRACTIVE INDEX 1.3330--1.5318 0.0001 ± 0.0003Features: Automatic Temperature Compensation ( ATC ), (5° C-40° C). All series of zero calibration function with distilled water. Automatic shut off after 30 seconds. Instantaneous reading. Stainless steel sample plate. Operation humidity: Lower than 90%. Operation sea level: Lower than 2000m. Operation temperature: 0° C(32 ° F)-40° C(104° F). Storage temperature: -10° C(14 ° F)-50° C(122° F). Power supply: A 1.5V Alkaline Battery. Operating time: More than 8000 times per battery.