5 in 1 Pool Test Strips, 50 Strips Easy Accurate Water Tester, Test for pH, Alkalinity, Free Chlorine(Bromine), Total Chlorine &Hardness for Water Pool & Hot Tub & Spa & Swimming Pools

["Professional and Convenient 5-in-1 Pool Test Strips: This pool salt tester simultaneously tests pH, free chlorine (bromine), hardness, total chlorine, and total alkalinity in saltwater pools, spas, hot tubs, and swimming pools; providing results for 5 indicators in a single test.","50 Water Test Strips: Water quality should be tested at least weekly, and more frequently in high-usage environments. Suitable for saltwater pools, above-ground pools, spas, and hot tubs. Allows you to easily and quickly maintain the water quality of your hot tub, spa, or swimming pool.","Fast and Reliable Results: Utilizing the latest medical industry technology, these saltwater pool test strips provide accurate data for daily monitoring of chemical content in hot tubs, swimming pools, and spas, ensuring clear and healthy water and preventing skin irritation and other problems caused by harmful substances in the water.","Quick and Easy 3-Step Test: Immerse the water tester in water for 2 seconds, wait 15-30 seconds, and then compare the results with a color chart. No other tools or mixing required. Water quality analysis is completed in less than a minute.","Note: For best performance, keep the water tester strips dry and store in a cool, dry place. Use within 90 days of opening. Read results under natural light and avoid touching the test pad with wet fingers to ensure accurate readings."]