1. Before inserting the soil, please wet the soil with water.

The probe should be inserted into 2/3 of the depth of thesoil (more than 10cm), so that the measurement is more accurate.

2. When using, pay attention not to touch the stone.when inserting the electrode, and do not use toomuch force, otherwise it is easy to hurt the electrode.

Wash the electrode in time after use.

3. It cannot be inserted into the soil for a longtime to avoid damage.

4.Soil detector only tests earth and soil, etc. It is not applicable to dry flour/small stones/organic wood/sawdustliquid particles, etc