6 IN 1 Pool Test Strips: With the pool test strips, pool water can be examined for a total of 6 values. The measurable values are the total chlorine content (TC), the free chlorine (FC), the pH value, the alkalinity, the cyanuric acid and the total hardness of the water. Easy to use and read: Dip the test strip in water for 2 seconds, hold it in the air for about 15 seconds, and check the results against the color card on the container. High Accuracy: Made of high quality imported filter paper, 6 color indicators on each band, highly accurate and reliable instant indications are obvious to see. Easy to store: The foil packaging ensures a long shelf life by protecting the test strips from moisture. Warranty: 30 days 100% money back and one year warranty. If there are any problems, please contact us, we will offer you the best solution with your satisfaction. Product Color: 50 pieces. What are swimming pool test strips Advantages: Simple and Convenient Use: Test strip usage is accurately documented in easy-to-follow instructions. You cant do much wrong. Lots of recorded values: most test strips can be used to measure the pH value. However, most products on the market register around 3-5 values. Very fast: The measurement process usually only takes a few seconds. Much time is not needed and the time saved can be better spent relaxing in the pool. Low Price: Swimming pool test strips are available for little money. A pool water test strip pack contains up to 100 copies. If you only use the test strips once a week during the swimming pool season, you will benefit from the 100 strips for a long time. Pool water test strips are the cheapest method of testing pool water. 6 IN 1: Total Chlorine Total Alkalinity Free Chlorine / Bromine Cyanuric acidAbsolute Hardness How to use: 1. Just dip a test strip in water and quickly pull it out 2. Hold the strips horizontally for 15 seconds. 3. Compare any color changes with the color chart on the bottle. You will get the exact water quality results. Scope of delivery 50 pool test strips