electronic alerting to step unfenced level in three toy.

摘要

essentially electrical by the fact of comprising, on a base support, configured as level crossing without barrier, a conventional signpost whose two light sources warning are connected by raceways, with a transistorized circuit part Avisador among other elements, an integrated circuit and an audio amplifier housed all in a simulated building of a transformer, whose upper portion is provided with a housing for electric batteries and whose ceiling is the cover of said housing.