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Questions related to automation of home elements like: heating, ventilation, air conditioning, light, audio-video systems, security, intercoms and domestic robotics. For questions related to the Internet of Things, consider asking at the IoT site (iot.stackexchange.com).
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Door lock and unlock based on authorized user proximity
I want to install an electronic lock on my office/workshop that only a specific individual(s) can unlock. I want it to lock every time the door is closed and the room is empty but I do not want to hav …