The popularity of LED lamps is rapidly increasing these days, therefore we can find them in virtually all car headlights and they also became a hit of home design. However, the possibilities of their applications are much broader and the advantages of this new technology have been also noticed by the municipalities, cities and companies. The LED lightning is the right solution for the renewal of public lightning or the lightning systems in any industry. The modernization of obsolete and dilapidating lightning is now thanks to the LED technology more accessible than ever before. The experience from pilot projects of public lightning confirm that even the municipalities with tight budgets can modernize their existing public lightning to a more modern and effective technologies, which can be paid from the reached savings from the consumption of electricity or from the operating costs.