HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester commercial-lighting-fixture and other hydroponic or coco

and other hydroponic or coco irrigation systems

and mildews cannot become immune to

Adjust the knob to optimize the fan's airflow and noise levels or use it to respond to situations requiring additional air movement

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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester commercial-lighting-fixture and other hydroponic or cocoDescription Product Details: The COM 80 is an economically priced, reliable EC TDS meter that is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing. Four scales: EC: uS, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant