EASYTEST Hot Tub Test Strips, 150 Strips Pool and Spa Test for pH,Total Alkalinity,Free Chlorine and Bromine, Accurate 3 in 1 Pool Water Testing Kit

AFFORDABLE 150 STRIPS: This water chemical testing kit contains 150 test strips. Enough balanced for your swimming pool, hot tub, spa and other water testing. At least testing twice a week is recommended to keep your pool sparkling clean and safe EASY AND FAST TESTING: Just dip in water for 1 seconds; Then take it out, hold the test strip horizontally for 15 seconds; Compare with the color chart on the bottle to obtain clear and accurate water quality results HIGH ACCURACY POOL TESTING STRIPS: High-quality fiber paper and no-bleeding pads selected after repeated trials by R&D personnel. No need to shake off excess water and follow the instructions easily, you will to get the accurate results 3 IN 1 POOL TEST KIT: The keys to maintaining water quality in your swimming pool include Total alkalinity (TA),Free Chlorine and Bromine and pH. With 4 tests combined into one strip, testing is super easy and efficient 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