TDS multifunctional four in one water quality testing pen

Product Name:

Multi functional water quality testing pen (without backlight)

Size specifications:

154*30*14mm

Function:

Test Celsius temperature, Fahrenheit temperature, pH value, TDS value, EC conductivity

Shell material:

ABS

Water-quality-testing-pen (without-backlight)

Usage of water quality testing pen：

Diagram of the usage method of water quality testing pen

Usage tutorial:
1. Before use, remove the electrode protective cover
2. Press the switch and place the electrode into the solution to be tested
3. After the value stabilizes, press the HOLD button to read