Alarm control apparatus; Alarm management apparatus; Alarm sensors; Alarm signalling apparatus; Alarms; Personal alarm apparatus; Personal alarms; Personal protection devices (electronic alarms); Safety alarms (other than for vehicles); Warning alarms (other than for vehicles); Detection apparatus, other than for medical use; Detectors; Electronic safety instruments; Safety monitoring apparatus (electric); Measuring apparatus for measuring speed; Speed checking apparatus; Speed measuring apparatus; Computer hardware; Computer software; Data collection apparatus; Warning apparatus (other than for vehicles)