Hot-Selling Free Chlorine Pen With Non-Membrane Constant Voltage Residual Chlorine Sensor
Precision-engineered for accurate free chlorine measurement in swimming pools, spas, and water treatment systems. Features a cutting-edge non-membrane constant voltage sensor for long-term stability and minimal maintenance. Durable ABS housing with corrosion-resistant electrodes ensures reliable performance in harsh environments. One-touch calibration and automatic temperature compensation deliver instant, lab-grade results. Ideal for pool maintenance professionals, water quality inspectors, and industrial disinfectant monitoring. Bulk orders available at unbeatable wholesale prices—stock up for peak season demands. No membrane clogging, no frequent replacements—just consistent, high-accuracy readings. Trusted by global suppliers for its rugged design and cost-efficiency. Order now for fast global shipping.