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Door alarm is an electronic device designed to detect unauthorized entry into a secure area or building. It can be triggered when a door or window is opened, and an alarm is sounded to alert the occupant or other people nearby. Door alarms also typically include a keypad or locking mechanism to ensuRead more
Door alarm is an electronic device designed to detect unauthorized entry into a secure area or building. It can be triggered when a door or window is opened, and an alarm is sounded to alert the occupant or other people nearby.
Door alarms also typically include a keypad or locking mechanism to ensure extra security.
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