Key benefits Fast digital readings: displays water quality results quickly and directly, reducing guesswork and eliminating the mess of test strips and tools. Targeted chlorine testing: specifically tests chlorine (Cl2) levels in water, helping you manage sanitization effectively. Easy to operate: dip the probe into the solution, press the measurement button, and obtain results with a simple, comfortable workflow. Broad applicability: suitable for a range of environments including drinking water, swimming pools, spas, fish tanks, and aquariums. What it does Function: digital meter for measuring chlorine (Cl2) levels in water. Method: probebased measurement with a digital display for clear results. Convenience: onebutton operation and probe immersion make testing straightforward and reliable. 23 practical use scenarios Drinking water safety at home: regularly check chlorine levels in your tap or treated water to ensure safe consumption. Pool and spa maintenance: monitor chlorine levels to maintain effective sanitization and comfortable swimming conditions. Aquatic care for fish tanks and aquariums: keep chlorine within appropriate ranges to protect fish and other aquatic life. Compatibility and usage notes Designed for analyzing chlorine (Cl2) in various water samples, including drinking water, pools, spas, fish tanks, and aquariums. Operation relies on dipping the probe into the solution and pressing the measurement button for quick results.