Soil detector only tests soil and soil, etc. It is not applicable to dry flour/small stones/organic wood/sawdust liquid particles, etc.
When the probe is inserted into the soil, please try your best to keep it at 10cm and above.
To improve the accuracy of measurement results, please use the method of taking the average value by multi-point test. 4. Be careful when using the plug-in electrode, do not touch the stone, and do not too much force, otherwise, it will easily hurt the electrode.
The detector should not be inserted in the soil for a long time, easy Oxidation damages the electrode.
