temporary solar powered traffic control lights at a street intersection
Size: 5025px × 3591px
Location: Arizona, USA
Photo credit: © Jim Parkin / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: alternative, arizona, az, barrier, cells, clean, control, crystals, electric, electrical, electricity, emergency, energy, environmental, green, industrial, industry, intersection, light, lights, panel, panels, photovoltaic, polluting, portable, power, renewable, resources, semifore, signal, silicon, solar, street, technology, temporary, traffic, transportation, usa, utility