[Skip to Content]
Share This Photo:
Nfc sensor. Proximity
Andres S1
Andres S1 May 05, 2013
Nfc sensor. Proximity

I've seen these sensors...

Often 3
Occasionally 2
Rarely 1
Never 6
What is it? 4
1 Comment     16 Tags
Similar Photos: A school in Samambaia, a city next to Brasília, is testing a controversial sensor in the uniform to control the student attendance. Optical fiber network Electronic billboard being used. This isn't photo-shopped, it is an actual billboard.

Idea Collaboration by  MindMixer