Easily maintain your pool, hot tub, or spa with Shatchi Blue Sparkle 3 in 1 Dip Test Strips. These convenient strips quickly and accurately measure chlorine, pH, and alkalinity levels, ensuring your water is safe and balanced. Simply dip a strip, hold it level for 15 seconds, and compare the color to the guide on the packet for straightforward results. Keep your water clear of harmful bacteria and enjoy a pristine swimming experience. Key Features: - Tests for Chlorine, pH, and Alkalinity - Quick and easy to use - Simple color chart for reading results - Suitable for pools, hot tubs, and spas - 150 strips per pack Shatchi Blue Sparkle dip test strips simplify water care for your ground pool, hot tub, or spa. These test strips measure critical water quality levels, indicating the necessary chemical adjustments to prevent bacteria. The user-friendly directions involve dipping the strip, holding it level for 15 seconds, and then referencing the easy-to-use guide on the packet to interpret results. Approved according to UK guidelines for quality assurance.