Features： 1、Portable Design: The pool water quality meter is compact and easy to carry, allowing quick and convenient testing of CL2 and PH levels in swimming pools or spas. 2、Accurate Results: The large screen of this swimming pool water quality analyzer displays ph values and CL2 levels in water, enabling precise readings for fast detection. 3、Versatile Usage: The compact water quality tester is ideal for routine monitoring of pH and CL2 levels in swimming pools, spas, and various water sources, ensuring safe and optimal conditions for swimming or spa. 4、Effortless Use: No need for guesswork, this portable water quality analyzing tool helps maintain safe CL2 and pH levels with ease and efficiency. 5、Wide Testing Range: The CL2 PH pool water quality tester meter can detect pH values from 5.5 to 9.0 and CL2 levels from 0.2 to 3.0, providing comprehensive testing for a range of water sources. Specification： Item Type: Water Quality Tester Meter Material: PC Battery: 1Pc AA Battery (Not Included) Cable Length: Approx. 30cm / 11.81in Total Probe Length: Approx. 15cm / 5.91in PH Range: 5.5-9.0 CL2 Range: 0.2-3.0 Package List： 1 x Water Quality Tester 1 x User Manual 1 x Measuring Cylinder 1 x Sandpaper