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Bollard in Amsterdam. It identifies electronic tag in car, so it opens when enrolled car try to enter to special str.(pedestrian str.)
HeeWan S
HeeWan S May 08, 2013
Bollard in Amsterdam. It identifies electronic tag in car, so it opens when enrolled car try to enter to special str.(pedestrian str.)

I've seen these sensors...

Often 2
Occasionally 0
Rarely 1
Never 3
What is it? 1
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