Mobile signalization is mostly used for traffic regulation in the road work zones and it is produced in compliance with European standard EN12966. It is used on city streets and open roads. Signs have possibility to show different pictograms/text and all the symbols are stored in the memory of the sign. The user can also create his own pictograms. Sign dimensions and matrix field color are custom made, in line with customer’s demands. Available LED colors are white, yellow, red, green and blue. Signs can be controlled over communication channels or digital inputs. LED failure control. Possible brightness control: manual brightness control, brightness control according to actual day time using precise algorithm, brightness control according to external illumination measured by 1 or 2 light sensors and external brightness control. Communication: RS232, RS485, Ethernet, Wi-Fi or GPRS.