ANTOBLE 7 in 1 Pool Spa Test Strips - 100 Count for Swimming Pool Spa Hot Tub Test pH- Total Chlorine- Free Chlorine- Total Alkalinity- Water Hardness and More

Our pool, spa and hot tub testing kit includes 100 strips and tests for: Hardness: Very hard water will turn pool water cloudy and too soft water will cause damage to pool & equipment. Free Chlorine and Total Chlorine: Having too little chlorine means your pool will be unsanitary, will develop algae and be unsafe for you to swim in. Bromine: Low levels can cause pool to become dirty and unpleasant. High levels cause long term damage to pool & equipment. pH: Low pH results in skin & eye irritation and a high pH causes long term damage to your pool and equipment. Total Alkalinity: Low or high alkalinity levels will result in your pools pH levels to fluctuate making it harder to maintain. Quick And Easy To Use 1. Dip a strip into the water for 1-2 seconds. 2. Hold the strip horizontally for 60 seconds. 3. Compare the strip against the color chart on the container to interpret the results. Important tips: 1. Store in a cool dry place away from water source to ensure freshness and longevity of strips. 2. Also to ensure freshness, when you take out a strip, put the lid back on properly.