Description Are you seeking for PH test strips that are both reliable and reasonably priced? Are you looking for a strong, reliable instrument that can handle several tasks at once? If so, stop your search now Your requirements must be met by our expert test strips. It is one of the better options available to you. Features -Color:As Shown-Material:Paper-Size:9.50X3.50X3.50cm/3.73X1.38X1.38in-3-in-1 Test Paper: Test pH, free chlorine and total alkalinity in tap water, swimming pool water and hot spring water, multi-functional and practical.-High Precision Testing: Each test strip contains multiple indicators to accurately test water quality data, effectively guaranteeing health and safety.-Easy to Operate: Simply dip the test strip into the water, and compare the color chart after a few seconds to get the test results, easy and fast to use.-Cost-effective: Each bottle includes 50 test strips, which can be used for a long time, saving purchasing costs.-Multiple Uses: Not only suitable for home and outdoor swimming pools and hot springs water quality testing, but also for water quality testing and monitoring in aquariums, SPAs, etc.Packing list: 50 x Test Strips