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Patent pending reflector design
Can be applied as an area spray or added to fertilizers and applied during feeding
General use rates: 1-4 Tbsp per gallon or 1/4-1 cup per cubic foot of soil
heat lamps
and extremely short internodal spacing
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester growing-media Patent pending reflector designThe COM 80 is an economically priced, reliable EC TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing. Four scales: EC: S, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0 9990 S; 0 5000
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