Is this devise over doing it or does it take care of all of my testing needs.
Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity Measures, Easy Calibration and Wall Mounted
4.4 out of 5 stars 383 ratings
List Price:$364.00 DetailsPrice:$293.05
I'm late to reply to this one but here is the pH meter I currently use: https://amzn.to/3aUEuIq Here is the PPM meter I currently use:
https://amzn.to/2Re5nQi More options for pH meters: https://www.mrgrowit.com/post/top-10-ph-meters-for-indoor-cannabis-cultivation