High quality materialThe water quality analyzer is made of high quality 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 Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!