Solar panel street lights on a overcast day seen from bellow
Palabras clave
lamp,
technology,
system,
renewable,
electricity,
power,
energy,
generation,
innovation,
sky,
ecological,
environmental,
green,
nature,
electric,
photovoltaic,
alternative,
electrical,
equipment,
light,
economy,
clean,
conservation,
environment,
sunlight,
blue,
background,
panel,
street,
powered,
solar,
mobile phone,
ecology,
modern,
post,
street light,
sun,
eco,
pole,
sustainable,
camera,
security,
cctv,
surveillance