automatic device diallarme with visual reporting, local and conjunctiva to immediate intervention because of reduced visibility to

摘要

this automatic safety device, to be placed on motorways and on freeways, senses, by means of headlights to light yellow with flashes of variable frequency.from a minimum of 200 m to a maximum of 400 mt.there is a thick fog, or it's raining rain, or snow, is also what is the road surface ice, or that it's a work in progress.with the same structure, but with a greater frequency of lightning (from one to four flashes per second approximately), warns that on a track, or both the senses of march there was a traffic accident.