24-7 pH Replacement Probe Organic Labs It ensures optimum growth

It ensures optimum growth

Easily switch between water flow selections with the quick-change feature

Open Sesame® is a high-phosphorus soluble fertilizer that's designed to bring plants into bloom on command

Include inlet and outlet fittings

Includes incoming PSI gauge

24-7 pH Replacement Probe Organic Labs It ensures optimum growthA great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature. Its large illuminated green LCD display allows easy reading from a distance. Both pH and PPM are temperature compensated for accurate readings. The electrodes are replaceable. Calibration screws are conveniently located on the front for easy access. The chip is programmed to use the international water standard 500 PPM = 1 EC TDS