Features:

- and
-Made of - materials,
-A test pen to take care of your family.
-- chip, alloy probe and high-definition LCD screen make the measurement more for accurate and time-consuming,
-Read data more clearly.
-It can be used in all aspects, such as drinking water, storage tanks, swimming pools, fish farming, pure , .
-Small size and easy to carry.

usage:

1. Remove the pen for cover, for press the for key to turn on the power.
2. Put the pen into the test solution to the water level and stir gently to remove air bubbles.
3. After waiting for 3 seconds for the number to stabilize, press the HOLD key and take out the pen to read the for value.
4. Wipe the water from the pen tip, and then put the pen cap back in place.

Product parameters:

color: gray
Size: 15.5*3.1*3.1cm
Measuring range: 0-9999ppm
Temperature range: 0-50℃
: 2*1.5v (button for )

package includes:

1* water quality test pen