The Hanna Instruments HI96771 Chlorine Water Quality Tester / Photometer Kit is a reliable and accurate tool for measuring chlorine levels in water. This test kit from the trusted brand Hanna allows for easy and precise testing of chlorine concentrations, making it ideal for fish and aquarium owners looking to maintain healthy water conditions for their pets. The kit includes a case for convenient storage and portability, making it a convenient and essential addition to any water quality testing setup.