... Large LCD DisplayApplicationsRoutine: For quick, accurate conductivity in laboratories, field and schools.Industrial: For checking solutions, boiler water, brines, ... control, recirculation systems, waste water andindustrial process systems.Water Quality Testing: For analyzing hard water, untreated water, drinking water, effluent ... or 220VAC adapter, 50HzWeight 1.5kg Microprocessor Conductivity Meter