Blue micro switch used in the system of foot control buttons 70304D, 70305D, 70306D and 70307D from Dhollandia. It is the electrical part of each of the 4 buttons that are present in the whole pedal control and it has a turquoise color. It is located inside the lower box, in its plastic fixing seat, which keeps it in a correct position of alignment with respect to the rubber that is pressed with the feet on the outer surface. It can also be sold complete of its housing which is the: contact kit for foot control Dhollandia code 70331D while the corresponding components that protect and contain are the: Dhollandia contact block code 70329D and the cover Dhollandia contact block code 70328D.