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We always encounter this dilemma: the traffic lights of the sidewalk is green before we cross the road, however, when we are not completely through the road, the traffic lights turned into the red quickly. At this moment, both sides of the car are start, so we at a very dangerous situation.
iCrosswalk is a new indicator systems, it can assist pedestrian through the road safely and orderly. It is installed in both sides of each crosswalk, through the beam indicator guide pedestrian across the street safely. The indicator light of electricity is obtained by pedestrians and vehicles extrude the piezoelectric nanogenerator.