TDS PPM Meter Digital Tester Home Drinking Tap Water Quality Purity Test Tester

4 Display modes: Press SHIFT button: TDS - ppm & °C, EC - µs/cm & °C, TDS - ppm & °F, EC - µs/cm & °F. Suitable for tap water, RO systems, aquariums, or hydroponics. Color-Based Alert System: Quickly assess water quality with the smart color display.

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