5 in 1 PH Meter for Water. This versatile PH meter is designed to measure pH, TDS, EC, temperature, and salt levels in water. With a single device, you can monitor multiple important water parameters effectively. Auto-Calibration feature simplifies setup by automatically calibrating the meter when the electrode is immersed in calibration solution. The meter comes with calibration powder (standards: pH 4.00, pH 6.86, pH 9.18), ensuring accurate and consistent results. High accuracy with 0.01 resolution delivers precise pH readings, making it ideal for hydroponics, aquariums, and fish tanks. Suitable for various applications including drinking water, wine, hydroponic nutrient solutions, and saltwater pools. Large backlit LCD display ensures clear visibility even in low light. Compact and portable design allows for convenient use anywhere. A reliable and user-friendly tool for both professionals and hobbyists.