Resumen
Security device for people, preferably with some type of disability, to improve mobility in urban environments, access to buildings and transport vehicles. The device comprises elements that emit a series of electromagnetic waves that manage to transmit information about the presence, type of disability and any other relevant information about the disabled person and, in turn, people with disabilities are aware of the presence of the vehicle or of an obstacle that could endanger your safety. The device is capable of being combined with rfid devices of existing applications. The device is preferably of reduced size, easily transportable and incorporable both to a wheelchair or a cane as to a backpack, belt or shoulder strap, for example. (Machine-translation by Google Translate, not legally binding)