3-in-1 Tester: TDS, pH, and Swimming Pool Water Quality Testing Conductivity Meter with LCD Screen High Accuracy and Automatic Calibration Function

General Description The 3-in-1 TDS tester is a multifunctional device designed to measure water quality. It tests the TDS value, electrical conductivity (EC), and water temperature, as well as the ambient temperature. Note that this product cannot test pH. Technical Specifications Display: Large digital LCD screen for easy reading Electrode: Titanium alloy with strong antioxidant capacity Auto-off function: Turns off after 5 minutes of inactivity to save energy Uses This tester is ideal for: Testing water purifiers and filters Monitoring the water quality of swimming pools and spas Evaluating aquariums Monitoring hydroponic crops