I have a dumb doorbell which I wanted to make smart so I get messages on my phone including a picture from the camera. I was using a Xiaomi vibration sensor which I sticked to my chime, but there always was a delay and when someone only pushed the doorbell button very short it doesn’t (always) work. After some research I found that a Shelly 1 would be able to do the job, but couldn’t find a connection diagram for this. After some help from the Dutch Tweakers forum and the Shelly Support site I
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