AquaChek TruTest Refill Test Strips - Digital Test Strip Reader Refill Strips - for Pool and Spa Water Testing - for Free Bromine, Free Chlorine, pH, and Total Alkalinity - 50 Strips

Key features

• 4-IN-1 TEST STRIPS: Tests the most critical parameters for keeping a clean & balanced pool or spa; for free Chlorine/Bromine, pH, and Total Alkalinity
• AQUACHEK ACCURACY: Using medical industry technology, our test strips offer comparable accuracy to liquid tests; No measuring & counting drops of reagent, leaving less room for error
• EASY TO USE: No interpreting colors; Just dip the test strip, remove it, & insert it on the test strip reader; Accurate digital results in 15 seconds; Test water at least twice a week
• DIGITAL READER NOT INCLUDED: Combines the ease & accuracy of test strips & digital technology; Vibrant colors & no-bleed pads for accurate readings
• FREE MOBILE APP: Receive a tailored treatment plan when manually inputting your results; Record, track, & monitor your spa’s chemistry with AquaChek Connect