Features 1、Fast Testing: These pH test strips provide quick results in just 15 seconds, saving you time and increasing efficiency. Get accurate readings swiftly and easily. 2、Easy To Use: Simply dip the test strip into the liquid, wait for 15 seconds, and compare the color of the reaction area with the color chart provided. No complicated procedures or equipment required. 3、High Accuracy: These pH testing strips offer highly accurate results with a 96% accuracy rate. They are also designed to resist interference from VC, ensuring reliable and precise readings. 4、Multifunctional Testing: Test various parameters including pH, alkalinity, and total hardness. Ensure optimal water quality in your swimming pool or other water sources.Ca16:46 5、Convenient Packaging: Each pack contains 50 pH test strips, providing ample supply for frequent testing. The pack of 2 boxes ensures you always have extra strips on hand for continuous monitoring and testing. Specification Item Type: pH Test Strip Material: tpe Quantity: 100pcs in total Warranty: 3 years Testing Time: 15s Test Items: Rapid detection of chloric acid, alkali value, total alkalinity Package List 100 x Test Strips 2 x Storage Bottles