Aquachek special electrolysis tester kit for swimming pools, this kit combines both the salt needs and the essential current needs. It will be adapted for people who have pisicles treated with salt electrolysis. Advantages: Test strips provide reliable, instant, accurate and fast results He can also test your spa Two vials for two different types of tests: 10 strips for the essential ones (chlorine, pH, TAC, stabilizer) and 25 for the salt. Features: Water analysis using strips Number of vials: 2 First vials: 10 yellow aquacheck strips Second bottle: 25 strips of aquacheck salt Measurement: total chlorine, free chlorine, pH, total alkalinity, stabilizer Recommended frequency for pool testing: 2 times/week Aboveground, in - ground pools, spas Reference: AQC - 470 - 0002 Tip: In order to obtain a complete diagnosis, test the pool water at both ends and compare the results. For a spa, it is recommended to test the water with Aquachek before each use. Packaging: 1 x Special pool electrolysis tester kit - Aquachek Delivered in its original packaging