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PH and TDS Meter Combo, Digital Water Tester 0.05ph High Accurac

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PH and TDS Meter Combo, Digital Water Tester 0.05ph High Accurac

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Product description

How to use ? 1.Remove the protective cap and press ON/OFF button, and the tester will read "0" 2. Immerse the TDS meter into the water no more than 2 inches. 3. Stirring the water tester and waiting the display stabilizes. Press the HOLD button to view out of the water. 4. Wipe the meter with towel. 5. Press ON/OFF for 3 seconds and it will shut down.

PH and TDS Meter Combo, Digital Water Tester 0.05ph High Accurac