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| navigate by keyword : energy light lamp led power bulb electric electricity lightbulb technology vector icon isolated yellow black speech bubble bright efficiency electrical idea illustration symbol innovation economy concept eco equipment modern illumination object design ecology economical fluorescent illuminated saving alternative creative conservation inspiration background diode graphic save environment invention |
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| Black LED light bulb icon isolated on white background. Economical LED illuminated lightbulb. Save energy lamp. Yellow speech bubble symbol. Vector. |
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