An electromotive linear drive unit comprising a housing, a motor pot, a connection piece, a power supply cable, a deployable lifting tube, and a fixed flanged tube is designed in such a way that it can be made at a low cost while being easier to assemble than previously known embodiments thereof. In addition, a process is disclosed which can be carried out with the system. The anchor is a primary topic, which can be selected from topics provided by the system, or entered by the user. The reflector is rotatably mounted on the supporting arms and located over a top side of the LED module for reflecting the upward light of the LED module. All of the components are brazed together in one operation.