This device is very handy and easy to use at home or in long drive to test the water quality you drink anywhere. This deviceis called TDS meter with very simple operation, fashionable appearance and smaller in size to carry in your pocket.
Here is a real demo of the product:
It is very suitable for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, laboratory and scientific testing, pool, ecological testing, colloidal silver, water treatment, etc.
