Flexible Applicatparticlemail: Four thousand residences, schools, labs, reservoirs, and aquariums, this tester assists observe water security in various conditions for betterment Transportable and Thin Planumberebog: Constructed of permanent polystyrene, this compact device (23.5x9x4cm) is simple carry for outdoor excursions, backpacking, otherwise daily use, ensuring water security constantly, everywhere Waterproof and Reusablemail: With IP67 waterproof rating, it withstands repeated use and is safe for multiple water testing circumstances lacking damage Prompt wash Direct current Read Displhello: Features a user friendly connection with clearly highlighted readings Integrated Multiple Function Testerebog: This water tester procedures, SALT saltyness, and oxidation reduction levels, Manufacturer: Xinsheinelry