<p>PH Meter, PH Meter TDS EC Temperature 4 in 1 Set, PH Test LCD Display, Suitable for Drinking Water, Aquarium, Swimming Pool</p><p>Accurate and Reliable: The pH meter and TDS EC meter are equipped with reliable automatic temperature compensation (ATC) to ensure accurate readings at different temperatures. To achieve high accuracy, the pH tester has a sensitive electrode sensor, measuring range: 0.00-14.00pH, accuracy: 0.01pH. The TDS meter is equipped with a high-quality titanium alloy probe, measuring range: 0-9990 ppm, accuracy: 2%.</p><p>4 in 1 Set: Professional pH meter, TDS meter, EC meter and thermometer 4 in 1 set. You can understand the water quality in seconds. With calibration function to ensure measurement accuracy.</p><p>LCD Display: The portable pH meter and digital TDS meter are equipped with a backlit display, allowing you to read the water quality results more accurately. Easy to use even in dark environments. Both have an automatic shut-off function to extend battery life. </p><p>Wide Application: The water quality tester is suitable for many occasions, such as drinking water, wine, juice, aquarium, hydroponics, spa, swimming pool and other water systems to ensure the safety of your daily life water. </p><p>Scope of delivery: 3 pieces (PH meter + TDS / EC water quality tester + test paper)</p>