BOSIKE 7 in 1 Water Hot Tub, Swimming Pool & Spa Test Strips Kit – 125 Water Tester Strips for Total Hardness, Free Chlorine, Bromine, Cyanuric Acid, Total Chlorine, Alkalinity & pH

Ultimate at home test strips – BOSIKE 125 water test strips for spa are made of high-quality fiber paper and no color bleeding pads. Test for 7 parameters: total hardness, free chlorine, bromine, cyanuric acid, total chlorine, alkalinity and pH

Fast & Accurate – Just dip a strip into water for 2 seconds and then remove it. Hold the strip horizontally for 30 seconds. Compare with color chart and read within 30 seconds

High-Percision Results – These water hardness test strips are designed specifically for warm water that can easily provide instant and reliable results in no time without putting in much effort. Use at least twice per week or as needed to monitor your water quality at regular intervals