Metal plate with screws, red line on dark gray backgroundMetal plate with screws, red line on dark gray background
The traffic light on which red, yellow and green are litThe traffic light on which red, yellow and green are lit
Metal plate with screws, red line on dark gray backgroundMetal plate with screws, red line on dark gray background
The traffic light on which red, yellow and green are litThe traffic light on which red, yellow and green are lit