1.honey refractometer 2.Refractive index Measuring range(nD):1.3000-1. ... Gloss Meter, Tintometer, Automatic Polarimeter, Auto Melting Point Apparatus, Automatic Refractometer, Abbe Refractometer, PH/DDS/TDS Meter, etc.Application:A620/A650 Automatic ... Measured value error (Brix)+/-0.1%Measurement Resolution (Brix)0.1%Scope of temperature display15°C-30°C0-50°CPower supply22OV, 50Hz honey refractometer