Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter

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TDS Meter Digital Water Tester - 3 in 1 TDS, Temperature and EC Meter - 0-9999ppm Accurate and Reliable PPM Meter for Hydroponics, Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium:

Quick water tester: TDS digital water tester can accurately and quickly check the heavy metal content, soluble salt content, ionic organic matter,

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Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM

Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing kits for Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics

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TDS Meter 3 in 1 - Professional Digital Water Tester, Temperature Meter & EC Meter - Accurate and Reliable PPM Meter with LCD Backlight, 0-9999 ppm, Prefect for Drinking Water, Hydroponics by

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TDS Meter Digital Water Tester, Lxuemlu Professional 3-in-1 TDS, Temperature and EC Meter with Carrying Case, 0-9999ppm, Ideal ppm Meter for Drinking Water, Aquariums and More （Green): : Industrial & Scientific