A universal deviсe, in its basic configuration it works as a simple GNSS Guidance System. However, the primary purpose of the device is operation as a part of the control and monitoring system in the process of applying (spraying or spreading) of various chemicals during field works. The control and monitoring system allows to keep predetermined dose rate when applying fertilizers, control the entrance into applied area of the field and turn on/off sections (and/or nozzles) automatically.