Simply submerge the sensor in calibration solution and the meter will automatically detect the calibration standard (5

The included 3-meter remote probe lets you sample two temperature zones simultaneously

Weight: 3 lbs

Weight: 17

Hanna HI1285-9 GroLine Inline Multiparameter Probe - pH EC TDS Temperature Sensor MA871 Simply submerge the sensor inHanna HI1285 9 GroLine Inline Multiparameter Probe pH, EC, TDS & Temperature Sensor The Hanna HI1285 9 GroLine Inline Multiparameter Probe measures pH, EC TDS, and temperature in one convenient, rugged probe designed specifically for continuous monitoring in hydroponic nutrient solutions. This specialized inline probe is engineered for use with the HI981421 GroLine Monitor to provide around the clock monitoring of critical water quality parameters in