Clear water Hot Tub, Pool and Spa Test Strips x 50-3 in 1 - Measures Chlorine, PH and Total Alkalinit (Pack of 1 (50 Strips))

•Quickly measure pH, Chlorine and Alkalinity

•Identify any necessary chemical adjustments

•Reliable and accurate readings

•Easy to follow instructions

•Measures chlorine, PH and alkalinity: Measures various quality levels of swimming pool or spa water to indicate what chemicals are needed to prevent harmful bacteria entering your water

•Directions: Dip strip and remove immediately, hold strip level for 15 seconds, use simple-to-use guide on bottle to read the results