Solar powered traffic lights Stock Image
by mrfotos
Description
Solar powered traffic lights in a sunny day
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Keywords
- alternative
- autumn
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- electrical
- electricity
- energy
- environment
- exterior
- fall
- generation
- generator
- green
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- nobody
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- panel
- photo
- photovoltaic
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- sky
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- sun
- sunlight
- technology
- traffic
- tree
- two
- voltaic
- yellow