Niwiska village – road lighting

Petra Energia/Solar & hybrid lamps/Niwiska village – road lighting

Olecko, Polska

Olecko – Road lighting

Dobrzyń nad Wisłą, Polska

Dobrzyń nad Wisłą – Lighting of the road.

Giżycko, Polska

Gizycko – Lighting of green areas

Nowe Piekuty, Polska

New Piekuty – Road lighting

Kowary, Polska

Kowary – road lighting