Waterproof Digital Refractometer - Sugars ventilation 2-Channel Low Drift NDIR sensor:

2-Channel Low Drift NDIR sensor: Provides precise and reliable CO2 ppm measurements

Built-in self calibration system - the calibration value can memorize into EEPROM circuit permanently even with the power off

Reassemble the pitcher

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Waterproof Digital Refractometer - Sugars ventilation 2-Channel Low Drift NDIR sensor:Cover the entire 0 ~ 88% brix range with one instrument along with ND (refractive index), temperature and dextran, fructose, glucose, lactose, and maltose scales. Housed in a protective rubberized IP65 waterproof case to safeguard the electronics from wet environments and makes for easy clean ups. A scratch proof sapphire lens ensures continued accuracy over time. Measure samples as small as 1 ml, in the field with laboratory accuracy. Sample