Traffic light

	Traffic light
	<span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:Trafficlight.png" class="mw-file-description" title="Traffic light image"><img alt="Traffic light image" src="/w/images/b/b4/Trafficlight.png" decoding="async" width="145" height="145" class="mw-file-element"></a></span>
	<span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:Trafficlight.png" class="mw-file-description" title="Traffic light image"><img alt="Traffic light image" src="/w/images/b/b4/Trafficlight.png" decoding="async" width="145" height="145" class="mw-file-element"></a></span>
	View static image
Pattern type	Oscillator
Number of cells	12
Period	2 (mod: Unknown)
Heat	Unknown
Volatility	Unknown \| Unknown
Kinetic symmetry	Unspecified
Discovered by	Unknown
Year of discovery	Unknown
Pattern files
Plaintext	trafficlight.cells
RLE	trafficlight.rle

The traffic light is a common formation of four blinkers.

External links

Traffic light at the Life Lexicon