Traffic Light Signal Diagram - Red Stop, Yellow Caution, Green Go #1888596 (License: Personal Use)

This image displays a standard vertical traffic light configuration with three circular lamps: red on top, amber (yellow) in the middle, and green at the bottom. The red light is illuminated, signaling drivers to stop, while the yellow and green lights remain unlit. The design follows international road signage conventions for clarity and universal recognition.

Used in driver’s education materials, traffic safety websites, transportation policy documents, and municipal signage guides; matches user intent for understanding traffic signal meaning or creating instructional content.