About this itemProduct detailsClorox Pool & Spa Multi-Use Smart Strips test six different swimming pool water parameters to help you keep your pool balanced and swim-ready. These strips test your water's hardness, chlorine, pH, alkalinity, and stabilizer levels. Test manually pool side with the level indicators shown on the pool test strip bottle or use the Clorox Pool App to analyze your water and offer personalized results and dosage recommendations. We recommend testing your water at least once a week, although some pool owners do it twice a week. Regular testing and chemical balancing is the best way to prevent pool problems and keep your pool ready for the entire season.Clorox Pool&Spa Multi-Use SmartStrips for Swimming Pool Water Testing, 30 Ct: Swimming pool water test strips Test with the Clorox Pool App or color chart on bottle Tests chlorine, pH, calcium hardness, stabilizer and alkalinity Test pool water weekly for best results error:We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it. See our disclaimer