- Fast and Accurate Readings: Simply power on the TDS Meter, submerge it about 1 inch into the water, and read the large digital display for instant results. - Automatic Calibration: This digital water testing kit features hassle-free auto calibration, completing the process in just 3-5 seconds. Measure total dissolved solids (TDS) in water with ease and know exactly when to replace your water filters. - Portable Design: The handheld electronic water tester is compact and lightweight, making it easy to carry in your pocket or bag for testing on the go. - Wide Application: Perfect for a variety of TDS testing needs, including drinking water, tap water, well water, swimming pools, aquariums, RO/DI systems, and hydroponics. Use Scenarios: - Ensure your drinking water is safe and free from harmful contaminants by testing TDS levels before consumption. - Monitor the quality of water in your aquarium to maintain a healthy environment for your fish. - Regularly check water quality in your hydroponics system to optimize plant growth and health. This TDS Meter is designed to provide reliable and accurate readings, making it an essential tool for home and laboratory applications. Its user-friendly features and portability set it apart, ensuring you can maintain water quality wherever you are.