Energy saving. Concept by the hour of the earth, an hour without light

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Size: 7237px × 4830px
Photo credit: © MAKI STUDIO / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: bulb, candle, change, climate, conservation, dark, day, daylight, earth, eco, efficiency, electricity, energy, environment, equipment, global, green, halogen, home, hour, illuminated, lamp, led, life, light, power, save, shiny, transparent