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Battery cars
MS R
MS R May 06, 2013
Battery cars

I've seen these sensors...

Often 4
Occasionally 1
Rarely 1
Never 0
What is it? 0
0 Comments     6 Tags
Similar Photos: It's a movement sensor so the light only operates when someone needs it. Used to reduce energy consumption in buildings. Radar RFID sensor for urban bus travelling. Justo charge your card with amount money and use it.

Idea Collaboration by  MindMixer