Foldable Dog Umbrella with Leash – Waterproof Pet Rain Gear & Hat for Small Dogs (Copy)

The TSTCHECK 6-in-1 Aquarium Test Strips provide fast and accurate water quality monitoring. Each PET strip measures parameters like hardness, chlorine, nitrite, nitrate, sulfate, alkalinity, pH, and ammonia nitrogen. Packed in bottles of 100 strips, they are easy to use and come with a 2-year shelf life.