PH Chlorine Meter Tester PH and CL2 2 in 1 Tester Water Quality Testing Device CL2 Measuring for Swimming Pool Aquarium

-4%

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0

-5%

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1

-4%

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0

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1

-35%

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2

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0

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0

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-3%

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11

-0.9%

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1

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0

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0

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0

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2

5.0

-0.7%

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-1%

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-2%

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-1%

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5.0

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1

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11

4.0

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0

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3

-7%

Incomplete data

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-6%

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1

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2.0

-7%

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-0.5%

Incomplete data

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0

Incomplete data

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-7%

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Incomplete data

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0