[Skip to Content]
Share This Photo:
Green and red LED lights respond to sensors depending on the water quality.
Brian S31
Brian S31 May 06, 2013
Green and red LED lights respond to sensors depending on the water quality.

I've seen these sensors...

Often 2
Occasionally 1
Rarely 1
Never 5
What is it? 0
1 Comment     9 Tags
Similar Photos: something simple like holidy lights make life better With the increased bicycle ridership in Columbus, they are implementing sensors for traffic lights (similar to those for cars) An intelligent traffic light by using piezoelectric sensors

Idea Collaboration by  MindMixer