The SevenGo line of portable, single-channel series of meters for pH, ion, conductivity and dissolved oxygen measurements consists of two basic meters designed for lower budgets and three additional meters for more demanding applications. The meters feature excellent ergonomics and user-friendly operation in mobile applications. The robust water and dust-tight housing (IP67 rating) and the use of modern high precision electronics make the SevenGo meters ideal for process control, environmental monitoring and research. The SevenGo meters feature two extremely easy-to-use basic meters for routine pH and conductivity measurement. The SevenGo Pro meters are designed for particularly demanding tasks, and feature exceptional ease of use for pH, conductivity and dissolved oxygen measurements.