7 In 1 Digital Water Quality Tester — PH, ORP, EC, TDS, SALT, S.G, TEMP for Pools, Aquaculture & Drinking Water

7 In 1 Functionality: Compact digital tester that measures PH, ORP, EC, TDS, SALT, S.G and TEMP — all selectable so you can switch parameters at will. Portable Pen Design: High-performance, pen-shaped instrument engineered for quick readings and consistent, stable results. Practical Handling: Twist and remove the protective cap, then dip the electrode into the sample solution for testing — simple and convenient for field or home use. Fast, Reliable Readings: Designed for rapid detection with accuracy and steady output you can depend on. Clear Display: Large, high-definition LCD shows values plainly for easy reading by professionals and casual users alike. Wide Application: Suitable for monitoring drinking water, aquaculture systems, swimming pools and other general water quality checks.