AquaChek 522255 TruTest Spa Digital Test Strip Reader Refill Strips - 50 Count Pack of 3

AquaChek Test Strips make testing your spa or hot tub faster and easier than ever.  These strips test for Total Bromine, Total Chlorine, pH, and Total Alkalinity levels.  The strips are to be used with the Aquacheck Digital Spa Test Strip Reader.  Use the results, which take only a few seconds, as a way to maintain a safe and accurate chemical level in your spa or hot tub.  The digital display also makes for clear and easy-to-understand results. Digital reader sold separately.