General description Pack of 15-in-1 pH Test Strips designed for various applications including swimming pools, spas, aquariums, and ponds. This comprehensive water testing kit allows you to assess multiple water quality parameters quickly and easily. Technical specifications Tests for 15 parameters: pH, Residual Chlorine, Total Chlorine, Hardness, Total Alkalinity, Copper, Iron, Lead, Nitrate, Nitrite, Carbonate, Bromine, Iodine, Cyanuric Acid Results delivered in seconds 100 test strips included Usage Dip the test strip into the water for 2 seconds Allow the strip to remain in the air for about 1 minute Match the color of the strip to the color chart on the bottle to obtain the reading Other information High-quality water tester with precise color coordination and high sensitivity Easy to carry and handle, suitable for beginners