Description 1. Multifunctional water quality tester: This acidity meter is a multifunctional water quality tester, which can be used to accurately measure the residual chlorine content in swimming pool water, and can also test water quality parameters such as pH, providing you with comprehensive water quality information. 2. Simple and convenient operation: This swimming pool residual chlorine detector adopts a simple and easy-to-use design, just insert the probe into the water, and you can get accurate residual chlorine measurement results. At the same time, it also has the function of quickly measuring pH, and the result can be obtained through simple operation. 3. High-precision measurement: Equipped with precise sensors and advanced measurement technology, this water quality tester can provide high-precision measurement results, ensuring you get accurate and reliable water quality data. 4. Complete Water Test Kit: This water tester comes with a water test kit, which includes standard fluids and calibration equipment, to help you perform accurate calibration to ensure the accuracy and reliability of your measurements. 5. Applicable to a variety of scenarios: In addition to swimming pool spa applications, this water quality tester can also be widely used in water quality monitoring in homes and commercial places, such as water quality testing, aquaculture water quality monitoring, etc., to meet the needs of different scenarios.