DEFENCE DEVICE AND BUILDING DEFENCE SYSTEM

摘要

A mobile defence device (1) for defending against and for deterring an attacker or an intruder, comprising an adapter (2), for example for accommodating a standardized irritant spraying device (3), and comprising a warning signal device (6), wherein, using the mobile defence device (1), irritant can be sprayed out of the irritant spraying device (3) when the irritant spray device (3) is arranged in the adapter (2), wherein the warning signal device (6) has an actuatable warning signal trigger (7) and a warning signal generator (8), wherein, after actuating the warning signal trigger (7), a warning signal is continuously repeated by the warning signal generator (8) in order to deter the attacker or the intruder by means of the warning signal.