50/100Pcs 3/4/5/7 in 1 Water PH Test Strips Easy Detection Residual Chlorine Value Alkalinity Hardness Tester for Pool

It's a great honor for you to visit my store. Good luck with your favorite purchases Hign-concerned Chemical : None Is Smart Device : no Model Number : Test Strips Origin : Mainland China Certification : none The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom'sd policies and EU Product Safety and Compliance laws.