HM EC Pen + pH Pen Set LAMP_MS400TUBULAR Backward curved impeller to ensure

Backward curved impeller to ensure quite operation possible

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HM EC Pen + pH Pen Set LAMP_MS400TUBULAR Backward curved impeller to ensureEM EC Pen + pH Pen Set HM EC Pen: HM EC Meter Tester Includes: 1 x EC TDS Meter (colour may vary) 1 x Black leather case EC stands for Electrical Conductivity, or the ability of a solution to conduct electricity. Electricity moves efficiently through water with high levels of salt present (high EC), and less efficiently with low levels (low EC). EC indicates how much dissolved salt is in a given sample. That is why EC is also referred to as TDS (Total