Water Quality, PC-102B CL2 Electric Pool Tester Chlorine and pH Tester Swimming Pool Spa Water Quality Analyzer with Probe

[Durable Plastic Casing]: The water quality tester is made of a high-quality plastic casing, compact and lightweight, sturdy and durable. The robust structure resists drops, corrosion, and breakage. [Easy to Use]: Easy to use, you can quickly test if the chlorine and pH levels are within the ideal range. A practical tool for testing the pH and chlorine levels of water in swimming pools and spas. [How to Use]: You must prepare 1.5 PPM of chlorine solution in the pool water for calibration 2. If you are unsure whether the chlorine level is 1.5 PPM (or if you cannot find a calibration point), use a traditional test strip. [Notes]: Once the pool is calibrated, it does not need to be recalibrated unless it is modified to use a different pool water to measure another pool. [Clear Screen]: Large screen displays the pH and chlorine level test results for easy and accurate reading. Specially designed for family pools or spas.