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Gate of University library which requires student's ID card to get in. This gate has sensor that react to ID card.
Aya K
Aya K May 07, 2013
Gate of University library which requires student's ID card to get in. This gate has sensor that react to ID card.

I've seen these sensors...

Often 8
Occasionally 2
Rarely 2
Never 0
What is it? 0
0 Comments     12 Tags
Similar Photos: http://blog.photoenf<wbr/><span class="wbr"></span>orced.com/2010/12/ho<wbr/><span class="wbr"></span>w-do-red-light-camer<wbr/><span class="wbr"></span>as-work.html<br/>Many traffic lights in Columbus use sensors to increase efficiency Almost every car is now equipped with parking sensors The map I've added is from Nike and the orange streaks are where runners, with Nike+ shoes with sensors or Nike+ GPS apps, run in our city.

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