hucker
Active Member
This is for an application where there is no access to an alarm system or other HA controller hardware.
I need an 'alarm' that will go off if a door is open for more than a minute or two. It needs to be something I can buy off the shelf and 'attach' to a door. Is there such a beast?
I need an 'alarm' that will go off if a door is open for more than a minute or two. It needs to be something I can buy off the shelf and 'attach' to a door. Is there such a beast?