swimming pool Chlorine water (PH/CL) Tester quality detector,digital PH test kit

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>>Essential tools for swimming pools, saunas and hot springs >>Ideal tool for simple measurement of pH and C12 values of water >>No chemical composition, no more guesswork >> Chlorine level in the safe measurement range: 1.2-1.7ppm >> PH level within the safe measurement range: 7.2-7.8 >> Battery: Use 1 AA battery