RUNBO 7 in 1 Hot Tub Test Strips, 150 Strips Water Testing for Spa and Swimming Pool, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine

FORDABLE 150 STRIPS: This water chemical testing kit contains 150 test strips. Enough balance for your hot tub, bath, swimming pool, spa and other water testing. At least testing twice a week is recommended to keep your hot tub sparkling clean and safe WHY TO TEST HOT TUB WATER: All hot tubs require regular maintenance to keep the water clean and safe for bathers. The main differences between hot tubs and swimming pools are a smaller water volume and warm water. Because of the heat, the chemical balance can constantly change. Therefore, the hot tub must be monitored regularly so any changes can be tested early and acted upon EASY AND FAST TESTING: Just soak in water for 1 second; Then take it out, and hold the test strip horizontally for 15 seconds; Compare with the color chart on the bottle. Test all necessary parameters for your hot tub at one time, such as Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine HIGH ACCURACY SPA TESTING STRIPS: High-quality fibre paper and no-bleeding pads selected after repeated trials by R&D personnel. There is no need to shake off excess water and follow the instructions easily, you will get accurate results TIPS FOR ACCURATE RESULTS: Keep wet fingers away from the strips. Read under natural daylight for best results. Store in a cool dry place. The expiration is 2 years from manufacture. Once opened, use up in 90 days