low-range alcohol content meter for beverage fermentation control

The RHW-25A handheld Alcohol refractometer is suitable for measuring the percentage of alcohol content in liquids, with a measurement range of 0-25% Alcohol.   The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available for a lower cost.   Measurement Specifications Scale(s) Ranges Resolution Accuracy Alcohol 0 to 25% 0.2% ±0.2%