The TruTest Spa Test Strips are used with the digital TruTest Spa Test reader (reader sold separately) to measure your spa chemical levels in seconds and display them numerically on an LCD screen eliminating the guesswork of color-matching. Test for Total Bromine Total Chlorine Total Alkalinity pH. 25 Count.

• Used with the digital TruTest Spa Test reader (reader sold separately)
• Test for Total Bromine Total Chlorine Total Alkalinity pH