3 in 1 Digital Water Quality Tester, TDS, EC Meter and Temperature - TDS Meter for Drinking Water, Hydroponics, Swimming Pools, Aquariums

【Three-in-one test function】Advanced three-in-one guide pin (TDS, EC, temperature), the tester can not only detect TDS but also EC and water temperature. The ppm meter with a range of 0-9990pp and temperature also supports two reading modes: Celsius and Fahrenheit.

【LCD Backlight】The TDS water meter is equipped with low-power backlight technology to easily test water at night or in dark places. be used to differentiate drinking water from non-potable water. The red backlight (ppm>40) reminds the user that the current water quality is not ideal, indicating that it is undrinkable

【Simple and Convenient Operation】Simply turn on the TDS water meter, gently stir the water, the LCD screen automatically locks within seconds, the TDS tester automatically turns off if not used for 2 minutes to save battery life.

【Application】Ideal for tap water quality testing, household water filtration equipment, aquariums, swimming pools, hydroponic, colloidal silver, field water quality testing, etc.