Introducing our state-of-the-art "Online Residual Chlorine Sensor Used Swimming Pool" designed to ensure a safe and hygienic swimming environment. As a leading factory in the industry, we prioritize quality and functionality. This cutting-edge sensor accurately measures residual chlorine levels in your pool, continuously monitoring its disinfection efficiency. With its user-friendly interface and real-time results, pool owners and operators can easily maintain the ideal chlorine concentration, reducing the risk of waterborne infections. Trust our factory-made sensor for a crystal-clear pool experience with optimal safety.