TDS METER 3 (HM DIGITAL)

-      Shows Total Dissolve Solids in digital form.
-      Gives perfect result while testing.
-      With stop and hold buttons.
-      Built in digital thermometer.

PRESSURE METER

-      Edge to edge metering.
-      Perfect readings.

PH METER

-      Shows PH in digital form.
-      Gives perfect result while testing.

TDS METER 4TM (HM DIGITAL)

-      Shows Total Dissolve Solids in digital form.
-      Gives perfect result while testing.
-      With stop and hold buttons.
-      Includes an internal digital thermometer (Celsius).

TDS METER 5th (Water Quality Tester)

-     Monitor Water Quality by Yourself

-     Low Cost, High Durability

-     Easy Operation, Easy Check

-     Two Year Warranty