conceptual image showing power efficiency light bulb
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
conceptual image showing power efficiency light bulb |
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| navigate by keyword : background black blackboard blank board bulb chalkboard composite computer copy digital digitally generated graphic icon idea illustration image innovate innovation light mathematics people plus positive school shape sign space symbol vector white |
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| Digital composition of conceptual image showing power efficiency light bulb on black background |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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