Combination of alarm and super bright flashing LEDs offer excellent protection for an array of circumstances. Can be used as a cabinet alarm, door/exit alarm, flashing light linked with a push button/switch, tornado siren, burglar alarm or as an alert for many types of urgent situations. It does not restrict legitimate usage of a protected device. Offers timing choices of 15, 30 or 60 seconds or continuous (as preset by user). If the unit is triggered, the ear piercing 85/100 dB siren and flashing LEDs draw attention in a hurry. Device is powered by a 9 volt battery or external 12-30 volt DC supply and has a low battery indicator. It has one Form “C” dry relay contact output for alarm supervision and includes circuitry to notify of unauthorized tampering with alarm.