Thunder Bolt black filled icon
Outline of a tall zigzag lightning bolt with pointed tips
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About the Thunder Bolt black filled icon
A single lightning bolt runs top to bottom as a slim zigzag: a pointed tip at the top, a wide step to the right at the midpoint and a tapered spike at the bottom, all drawn as one closed contour with no background shape. It reads instantly as electricity, speed and instant action, which suits charging and battery indicators, flash toggles in camera apps, power-mode buttons, energy provider sites and performance slides.
The tall, narrow proportion gives it a strong vertical silhouette that lines up well beside other glyph-only icons. Pair it with battery, plug and solar panel icons for an energy set, and keep the stroke weight consistent so the sharp tips do not thicken at small button sizes.
This is the solid black filled version of the thunder bolt icon: a bold silhouette that reads clearly at 16-24 px and on dark or busy backgrounds, and prints well in one colour.
Download it free as a scalable SVG vector or transparent-background PNG in seven sizes (16 to 512px), copy the SVG code straight into your project, or open it in the free online editor to change colors, apply gold, silver, neon and gradient styles, animate it, or convert it to EPS, PDF and DXF.
Free for personal and commercial use with attribution.
