The subject of the project is the modernisation of external lighting in the Chojnicko-Człuchowski Municipal Functional Area by replacing in communication lines and public spaces 402 pieces of sodium light fittings for energy efficient LED type. The area of direct action is the area of Czersk commune and the Municipality of Chojnice. The main objective of the investment is to improve the efficiency of municipal energy infrastructure and reduce the energy consumption of lighting infrastructure while specifically reducing CO2 emissions to the environment, improving air quality, improving the energy security of the area and the security of public spaces.