4-function pen pH meter for water

Introducing the 4-function water pH meter:

This device has the ability to measure 4 water parameters, the high accuracy of the device and its quality and reasonable price make you unnecessary to buy several devices.

Measuring pH in the range of 0 to 14 with a very small error

Measuring water temperature in the range of 0 to 50 degrees Celsius with an accuracy of 0.1 degrees Celsius

EC measurement in the range of 0 to 19.9 millisiemens/cm with an accuracy of 0.01

Measuring water hardness in the range of 0 to 1999 ppm with an accuracy of 1