Multifunctional water quality tester, which can test PH, EC, TDS, and temperature of the water. TDS: 0-1999ppm, 0-19.99ppt. TDS: Shi 2% F.S. EC: 0-1999uS / cm, 0-19.99mS / cm. EC: Shi 2% F.S. PH: 0.01-14.00pH.
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