Traffic LED Lights Make Cities Run Greener
9 Nov
As I was sat at yet another red light on my way home last night I noticed that the annoying red light was alot brighter than usual, and it seemed to be made of lots of tiny lights instead of the usual single bulb… I remembered seeing some stories about new traffic lights which use light emitting diodes (LEDs) instead of power hungry incandescent bulbs and the one I saw looked liked a group of LEDs.
Once I realized that the red light stopping me from getting home was in fact a new super efficient traffic LED light system I suddenly didn’t mind staring at a red light!

I Love Traffic LED Lights - Red but Green!
This new breed traffic lights is made from groups of LEDs which are literally electric diodes that produce light! They are extremely energy efficient and have a very long life. LEDs are very small (smaller than your little finger tip) so in order to get the required brightness for a street light there have to be lots of them grouped closely together. The old incandescent traffic lights were typically 50 – 150 Watts which means they consumed alot of electricity! There are numerous advantages to using LED traffic lights including;
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