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Electronic toll Plaza at Peshawar Motorway Pakistan
Shahrukh K
Shahrukh K May 06, 2013
Electronic toll Plaza at Peshawar Motorway Pakistan

I've seen these sensors...

Often 6
Occasionally 2
Rarely 1
Never 0
What is it? 0
0 Comments     9 Tags
Similar Photos: It's a movement sensor so the light only operates when someone needs it. Used to reduce energy consumption in buildings. Skateboard House Although not a new technology, Circuit Breakers definitely save lives.

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