Chlorine and pH Swimming Pool Tester Kit.This simple domestic kit is ideal for in-ground, above ground swimming pools, spas and hot tubs.The Test range of chlorine is: 0.1 - 3mg/l & pH 6.8 - 8.2
*Product packaging may differ from picture shown.
Could do with written instructiions regarding readings and what to do to improvve them
No issues with product or service. Product expensive for a small plastic box but cheapest from this supplier so cant blame them.
