CNMTCCO 3-in-1 Pool Test Strips for Spa, 150 Sticks PhTest Water Kit, Accurate Chemical Tester Free Chlorine, Bromine, Alkalinity, pH

150 Test Strips - Affordable & Economical. This pool water test kit contains 150 test strips and is ideal for pools, hot tubs, spas and other water sources. We recommend testing the water at least twice a week to ensure clean and safe water quality. Quick and easy to use, dip the test strip for approx. 1 second in water, then place it horizontally and after 15 seconds compare the colour change with the colour scale on the bottle - clear results without expertise. High accuracy and reliability. The pool test strips are made of high-quality fibre paper and leak-proof test pads. They have been tested multiple times and provide stable, precise measurement results - no shaking of water required, easy to use. 3-in-1 pool test kit. A test strip simultaneously measures the most important water values: total alkalinity (TA), chlorine/free bromine and pH value. Multiple parameters in one step - especially efficient and time-saving. Instructions for use: please do not touch the test strips with wet fingers. Read the results in daylight for optimal accuracy. Store in a cool and dry place. Shelf life: 2 years. Use within 90 days after opening.