GroLine Monitor for Nutrients with InlineHydroponic Probe

The GroLine Monitor for Hydroponic Nutrients HI981421 by HANNA Instruments provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydroponics, Aquaponics, and Greenhouses in mind.  Get 24/7 pH&EC measurements for consistent yields every time. Good Laboratory Practice (GLP) feature for professional accuracy. Calibrate pH and EC with a single Quick Cal solution. A large clear LCD displays all of your essential readings so you know what your hydroponic nutrients solution is doing 24/7. High and low alarms flash warning you if something needs adjusting. The GroLine Monitor automatically logs your results every 15 minutes over the last 30 days. Minimum, maximum, and average values are stored so you can recognize when patterns arise and help prevent future problems. Our 3-in-1 pre-amplified inline probe measures pH, EC/TDS, and temperature in a