radio avvisatore danger road is applied on vehicles which allows to detect, warn and transmit a

摘要

this model is a radio avvisatore danger road applied on vehicles allows you to say,call and transmit a radio signal of danger within a radius of several hundred meters.the found is characterised by the fact that, if a vehicle collides, emits.a radio signal of danger within some hundreds of meters, and other vehicles that are along a stretch of road where there has been an accident.the found is the radio signal of danger and warn the driver by means of a flashing and sound signal of danger, which is to meet in advance, thereby avoiding.the so-called, accident chain.