PCE-DRB 1 is a handheld digital brix refractometer used to determine the sugar content / refractive index of liquid in the 0 ... 90 % Brix / 1.3330 ... 1.5177 nD measuring range. This waterproof IP65-rated digital refractometer features automatic temperature compensation (ATC) from +10 ... +40 °C / +50 ... +104 °F, as well as a large, easy-to-read LCD that shows both the measured value and the temperature.

- Brix, refractive index, temperature
- Measurement range: 0 ... 90 % Brix 
- Resolution: 0.1 % Brix
- Accuracy: ±0.2 % Brix
- Automatic temperature compensation (ATC)