General description The 2 in 1 Water Quality Testing Device PC-102 is an essential tool for maintaining safe chlorine and pH levels in swimming pools and spas. Made from high-quality, impact-resistant plastic, this tester is designed for durability and ease of use. It features a large screen that displays pH and chlorine levels clearly, allowing for quick and accurate readings. Technical specifications Power supply: 1 x AA 1.5V battery (not included) Measurement error: +/- 1-3 cm Compatibility and accessories Includes: 1 x pH and Cl2 Tester with Probe 1 x English Instruction Manual 1 x Sand Paper Usage Quickly test pH, organic pollution, and harmful substances in water. Ensure the probe is only immersed in pool or spa water. Rotate the switch to the closed position when not in use. Store the tester in a cool and dry place. Other information