7-in-1 pH meter with temperature, salinity, TDS, and EC high-precision, waterproof, automatic, multi-function tester ORP and negative potential measurements pH meter quality test pen

General Description This 7-in-1 pH meter combines several essential functions for water quality analysis. It integrates a salinity pen, a negative ORP potentiometer, a pH meter, and a TDS tester, providing accurate and comprehensive data. Whether for aquaculture, pool management, or industrial water, this instrument is designed to provide robust support for water quality management. Technical Specifications Water salinity measurement via conductivity technology Redox potential (ORP) measurement High-precision pH sensor Total dissolved solids (TDS) measurement Waterproof and portable design Usage This water quality tester is ideal for various scenarios, including outdoor adventures, home use, and professional testing. It is easy to use and carry, making it convenient for all your water analysis needs. Other information: Detailed user manuals and professional after-sales service are provided to ensure prompt assistance when using the device.