1. Intelligent 5in1 pH Tester: This pH tester features 5 functions, professionally measuring pH, TDS, EC, temperature, and ASLT values to assess water purity or contamination. It is suitable for home drinking water, hydroponics, laboratories, aquariums, etc., helping you monitor water quality and safeguard your health. 2. Quick Detection: The pH meter utilizes a sensitive glass probe for rapid water data detection, delivering instant results. With an automatic temperature compensation function, it adjusts readings based on temperature. Compact and, it can be carried in a bag for onthego water testing. 3. Easy to Use: Simply immerse the electrode into the solution, and the measured value will quickly appear on the large LCD screen. It comes with calibration powders (Asian standards: pH 4.00, pH 6.86, pH 9.18; EU standards: pH 4.00, pH 7.00, pH 10.01) for easy calibration to ensure measurement accuracy. 4. Mobile App Connectivity: Our water quality tester can sync with a mobile app for precise data transfer, displaying results clearly. You can effortlessly store, manage, and share test data without worrying about loss. Note: The display brightness must be adjusted via the app.