Traffic Light Signal Diagram - Red, Yellow, Green Lights Explained #3242389 (License: Personal Use)

This high-resolution vector-style image depicts a standard vertical traffic signal housing with three circular lamps: red (top), amber/yellow (middle), and green (bottom), all illuminated against a clean white background. The metallic casing features reflective highlights and stylized side shields for realism, making it suitable for educational, governmental, or transportation-related digital content. The design emphasizes clarity and universal recognition.

Used in driver’s manuals, traffic safety websites, municipal transportation portals, and educational materials to illustrate traffic signal functions and rules. Matches user intent for understanding signal meanings, preparing for driving tests, or designing road signage interfaces.