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 one device, monitor multiple important water parameters easily. Auto-Calibration feature simplifies calibration, making it quick and hassle-free. Immerse the electrode in calibration solutions and the meter automatically calibrates itself. Includes calibration powder (standards: pH 4.00, pH 6.86, pH 9.18) for accurate and consistent readings. High accuracy with 0.01 resolution provides precise pH measurements, delivering reliable information on water acidity or alkalinity. Ideal for maintaining optimal pH balance in hydroponics, aquariums, and fish tanks. Suitable for various applications including drinking water, wine, hydroponic nutrient solutions, and saltwater pools. Ensures salt levels are within recommended ranges. User-friendly design features a large backlit LCD display for clear, easy-to-read results in low light. Compact and portable for convenient use anywhere. A reliable tool for professionals and hobbyists alike.