... use, to be aimed to measure and display multi-points value, testing and inspecting circuitry, display the processes in various industry application ... , pressure, level, flow, weight etcFeatures Multi-points measurement and display, with multi-meters functions as a unit.Multi-protection, strong ... mA DC, mV DC….etcUp to 4-points measurement and display ( option)Up to 2 points relay alarm output(option) ...