24-7 pH Replacement Probe Organic Labs one release

one release

Build up your plant cell walls and encourage productivity with Sturdy Stalk

The Autopilot Greenhouse Master Controller (GMC) is designed to precisely control temperature

The outside constructed in PAP can generate the least amount of heat for safety and also prevents any damage to your plants - White LEDs provide a balanced broad-spectrum of cool & warm mixed color

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

24-7 pH Replacement Probe Organic Labs one releaseA 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