Traffic Light Signal Diagram - Red, Yellow, Green Indicators Explained #1234660 (License: Personal Use)

This vector illustration depicts a standard vertical traffic light with three circular lamps: red at the top, amber/yellow in the middle, and green at the bottom, all glowing brightly against a clean white background. The housing is black with side visors to reduce glare, designed for high visibility in daylight and night conditions. Such signals regulate vehicle and pedestrian flow at intersections to ensure orderly and safe movement.

Used on transportation safety pages, driver education materials, municipal traffic guides, and urban planning resources; matches user intent seeking visual reference for traffic signal meaning or design standards.