In our study, the operation of a smart system in current operation and the implementation plan of traffic management by traffic lights of a junction are presented. Public lighting has a major effect on the efficacy of cities and the well-being and safety of their inhabitants. The energy consumed for public lighting entails significant costs for the urban management. In our constantly evolving world, there is an ever-growing demand for lighting, leading to the increase in expenses, as well. Smart cities are dedicated to apply the most energy-efficient solution in order to decrease expenses in respect of the safety of all road users.