Aquatainer Aquarium Digital Water Tester — precise, easy salinity monitoring Key benefits Know water salinity quickly: digital salinity meter delivers fast, clear readings so you can maintain optimal conditions for fish, coral, and swimmers. Prevent problems before they start: high-precision, high-sensitivity probe detects salinity changes early to protect aquatic life and reduce costly water stress or maintenance. Simple, reliable operation: clear digital display and straightforward controls make testing quick and repeatable for hobbyists and professionals. What it does Measures salinity in seawater, saltwater aquariums, fish tanks, and swimming pools. Functions as a digital seawater quality tester and pool digital salinity meter for routine checks and troubleshooting. High-sensitivity probe provides accurate sensing for consistent results. Compatibility and performance Compatible with a wide range of water environments: sea water, salt water, aquarium systems, swimming pools, and fish tanks. Multipurpose and practical design for both home aquarists and professional use. Clear, easy-to-read digital display and quick response for efficient monitoring. Design and usability Portable, user-friendly unit designed for regular testing and quick spot checks. Simple readout and intuitive handling reduce user error and speed up maintenance tasks. Durable construction suitable for repeated use in freshwater and saltwater environments. Typical use scenarios Aquarium maintenance: daily or weekly salinity checks to protect reef tanks and saltwater fish. Pool management: monitor salinity in saltwater pools to ensure safe, balanced water. Aquaculture and hobby ponds: routine testing to maintain healthy conditions for breeding and grow-out. What makes it stand out Combines a high-sensitivity probe with a clear digital interface for precise, easy-to-interpret salinity measurements. Multipurpose compatibility across sea water, aquarium, and pool applications for one reliable tool. Use the Aquatainer digital salinity tester to get dependable salinity readings fast and keep your aquatic systems stable and healthy.