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Place the pH-monitor on the wall and measure the acidity of your irrigation water with the probe. It will give you precise readings continuously.
This pH-monitor can be calibrated at two different points for professional precision. It includes the screwdriver to do so properly. All you need are the calibrating liquids for pH7 and pH4. It features an electrode specifically designed to withstand water with fertilizers without wearing out.
It also features an LCD screen for an easy reading so that you don't have to get too close to read the values. It features automatic temperature compensation to avoid wrong readings.
Finally, a current transformer allows it to be plugged permanently. An endless list of qualities for such a simple instrument.
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