Portable Double Scale Alcohol Refractometer

Hbrix and alcohol refractometer dual scale perfect for wine brewing. its dual scale can show wine’s brix and alcohol testing result together, one step to get the needed data. ±0.2% brix and alcohol testing accuracy, 0-40% brix and 0-25% alcohol measurement range suit for wine making very well. * automatic temperature compensation ( atc). you can get the accurate wine brix and alcohol testing result without taking care about the influence of different wine keeping temperature. * hand-held sugar grape wine concentration tester. easy to hold, sturdy design, compact in size and light in weight, convenient to keep up and carry around. * easy to be calibrated. just need to drop distilled water on the prism, align the prism assembly with light source, reading and turn the screw until the reading data is “0”, then calibrate