iitrust Brix Refractometer,Portable Hand Held Sugar Content Measurement for Sugar, Food, Fruit, Beverages Honey, Beer Wine, 0-90% (ATC sugar meter 0-90%)

Parameter ?Measurement range: 0-90% ?Measurement precision: ± 0,01% ?Temperature correction range: 0-30 ° C ? Measuring objects : fruits, vegetables, sweets, juices, cooking, beer, wine, etc.Steps for usage 1, Open the lens cover, drop 2, 3 drops of distilled water on the lens firstly.Then close the lid, make sure there is no bubbles. Confirm that the liquid is on the mirror surface. Before o...