Traffic Light Signal Diagram - Red, Yellow, Green Indicators Explained #1234811 (License: Personal Use)

This vector illustration depicts a standard vertical traffic signal used globally to regulate vehicular and pedestrian movement at intersections. Each circular lamp is housed in a black casing with side visors to reduce glare, and the lights are rendered with realistic gradients to simulate illumination. The image is ideal for educational, transportation, or civic safety content.

Used on government transport websites, driver’s education portals, traffic safety campaigns, and urban planning resources; matches user intent for understanding traffic rules, visual aids for learning, or illustrating road infrastructure.