Milliard 50 Count 5 in 1 Spa and Pool Water Test Strips/Kit, Essential for Maintaining Water Chemistry &ndash; Easy, Quick and Efficient Easy pool testing without the chemistry set! Just dip a strip for 15 seconds for a quick and accurate reading Each strip tests for free chlorine, total chlorine, overall pH, water hardness, and total alkalinity. Simple, easy-to-read chart gives beginners a clear reading for each of the strips color panels Each watertight bottle has 5 foil packages of 10 test strips for a total of 50 to last all summer. Dont wait until your eyes burn and your swimsuit bleaches white to test your pool  just dip a test strip!