Battery Glyph Electron Flow, Puls, Munus, Electrode, Battery Cells

A bold plus and minus symbol centered inside a dotted circle, drawn as a clean vector icon with rounded capsule dots and thick geometric strokes. The black glyph sits on a soft lilac gradient background, giving it a friendly minimal style suitable for interfaces. Use it in calculators, quantity steppers, onboarding flows, or pricing controls where add and subtract actions are needed.