Light bulbs
Schlüsselwörter
light bulb,
led,
lighting equipment,
symbol,
vector,
illuminated,
creativity,
idea,
inspiration,
efficiency,
energy,
innovation,
electricity,
light bulb,
brainstorming,
sparse,
economical,
signs,
environment,
nature,
power,
luminance,
environmental conservation,
candid,
line art,
illustration,
resourceful
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