Key benefits Replaceable pH sensor probe with inserttype design for convenient and fast replacement, minimizing downtime and maintenance effort. Measures pH level and solution or water temperature with a data hold function to freeze readings for easy recording. ATC automatic temperature compensation, automatic calibration, and IP65 fully waterproof design for reliable performance in challenging environments. Pocketsized and portable, with a large LCD display for clear readings in any lighting conditions. Specifications at a glance Replaceable pH sensor probe: inserttype design for easy replacement. Measurement: pH level and temperature of solution or water. Data handling: data hold function to freeze readings. Temperature handling: automatic temperature compensation (ATC). Calibration: automatic calibration. Protection: IP65 fully waterproof design. Portability: pocket size and portable form factor. Display: large LCD display for readability. Use scenarios Field water quality testing: ideal for agricultural irrigation, environmental sampling, and smallscale water analysis where quick, repeatable pH and temperature checks are needed. Laboratory or production line checks: suitable for onsite monitoring of processes requiring reliable pH and temperature readings with easy calibration and waterproof durability. Home and hobby use: convenient for aquarium maintenance, hydroponics, and DIY water testing, offering portable, easytoread measurements with longterm probe replacement.