The YSI Professional Plus is a versatile, handheld water quality meter

The YSI Professional Plus is a versatile, handheld water quality meter used for measuring multiple parameters such as dissolved oxygen, pH, conductivity, temperature, and more. It is widely used in environmental monitoring, laboratory testing, and fieldwork due to its durability, reliability, and user-friendly interface. The device supports interchangeable probes and sensors, making it adaptable for various applications in water quality analysis.

Website -  https://epsiloninstruments.com/product/ysi-professional-plus/