materialThe water quality analyzer is made of plastic case, sturdy and durable, easy to use, no need for traditional chemicals Designed forThis swimming pool chlorine tester is specially designed for family-sized swimming pools or spas and has strong applicability to meet your needsApplicationThis electronic pH and chlorine tester is a handy tool to test water PH and chlorine level for swimming pool and spa, ideal for simple operations to test water of PH and CL2, more chemicals or more guesswork >Easy to ReadThe large screen of the PH water tester shows the test results of PH value and chlorine content, which can be read easily and accurately, bringing you a satisfying experience Easy to use The digital pH tester is easy to use, has high measurement efficiency and stable operation. You can quickly test if the chlorine and pH are within the ideal range