General description This Electronic PH Tester is a versatile 10 in 1 water quality test kit designed to measure pH, TDS, EC, SG, ORP, H2, resistivity, temperature, fertility, and salinity. It features a backlit LCD display for easy reading of values, making it ideal for both home and laboratory use. This tester is perfect for monitoring pH balance in drinking water, swimming pools, aquariums, RO systems, spas, or hydroponics. With an IP67 waterproof rating, it is robust and durable, ensuring reliable performance even if accidentally submerged. Technical specifications Measurement functions: pH, TDS, EC, SG, ORP, H2, resistivity, temperature, fertility, salinity Resolution: 0.01 Waterproof rating: IP67