- Essential tool for reliable water testing: helps keep your pool pH and chlorine (CL2) levels within safe ranges to prevent bacteria and algae growth. - Easy and convenient to use: fast, accurate testing with a simple on-switch design that saves time and eliminates guesswork. - User-friendly design: one-switch operation supports routine pH and CL2 testing for trouble-free, consistent results. - Multipurpose water tester: suitable for swimming pools, spas, and other water sources, providing regular safety monitoring. - Use scenario 1: at home, perform quick tests before weekend swims to confirm pH and CL2 are within safe ranges. - Use scenario 2: for spas, run a daily check prior to use to ensure safe water conditions. - Use scenario 3: in shared or rental facilities, conduct weekly monitoring to maintain safety compliance.