They are devices that operate with magnetic pulse and vibration technology and are used by security personnel to detect any foreign metal, and these devices are always used in the security of airports, embassies and all important buildings because of their importance in securing these places from any harmful foreign metals that may threaten the security of these institutions.
Installing fingerprint attendance and departure systems in commercial establishments and supplying electronic locks for hotels and offices to control entry and exit.
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The safety and validity of the alarm system and the adequacy of the electrical resources feeding it must be checked on an ongoing basis by testing the system on regular dates, with all persons inside the building informed of the dates of these experiments, provided that the devices return to their condition after the experiments.
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