WOIYIC 3-in-1 TDS Tester pH Tester Swimming Pool Water Quality Test Conductivity Meter with LCD Display High Accuracy and Automatic Calibration Function

【High Accuracy】 With the titanium alloy probe and the latest sensors, you can get almost accurate readings every time. In addition, the meter can be easily recalibrated if necessary to increase accuracy. 【Easy to Use】 Simply immerse the meter in the water, stir, and get your results in seconds. No calibration or setup required, you can use it immediately. 【Save Money】 Instead of getting involved in expensive lab tests or professional equipment, you can get reliable results at home. 【Simple and Instant】 Professional pH meter, TDS meter, EC meter, and temperature meter 4 in 1. You can know the water quality in seconds. With calibration function to ensure measurement accuracy. 【Suitable for】Check the TDS or EC of your aquarium, pool, or water source. You can determine the efficiency of your RO, DI, or distillation system, check the nutrient content of your hydroponic setup, and much more.