4 in 1 Digital Water Quality Tester,2025 NewTDS/EC/Temperature（°C/°F）Meter,0-9990 PPM Meter,Water Tester for Drinking Water RO/DI System Aquarium

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About This 【Accurate Analysis】Our 4-in-1 digital water quality tester measures TDS, EC, and temperature in °F and °C for quick assessment of water safety. Large LCD display with co lor alerts shows real-time results, ensuring you always know if your water is safe 【High-precision TDS and EC Eensor】Equipped with a high-performance smart chip and titanium alloy probe, this tester can quickly and accurately read up to 9990 PPM, making it ideal for RO/DI systems, filtered water, and aquariums 【LCD Display】Our professional water hardness tester is equipped with an extra-large LCD display and a dual-color backlight for instant readings, day or night. Red backlight = non-drinkable warning (>40+ ppm), green backlight = directly drinkable ( Show more