The Digital Salinity Tester precise measurement capabilities for salinity and temperature , ensuring excellent water management in saltwater pools and fish pond Ideal for home users , outdoor enthusiasts , aquariums hobbyists , and laboratory technicians who require accurate water assessments With its practical design and comprehensive functionality , the tester is a essential tool for anyone needing precise and water analysis Featuring a waterproof design , this tester is sturdy and efficient , with a large , easy to read display and automatic calibration for user friendly operations Perfect for testing household tap water , water in aquariums , analyzing water sample in laboratories , and evaluating water sources during outdoor campings, Manufacturer: ERRORY