SmartThings Multipurpose Sensor to detect mailbox opening

[rcjordan]

Good tutorial!

I modified the Mail Chime, as I needed more range, but I wired a very low-profile magnetic contact in the jamb. Amazon boxed shipments are routinely stuffed/wedged into my mailbox and anything sticking out would be scraped off.

Mail Chime modification

I had the idea based on my Mighty Mule driveway announcer modification. I went looking and, as usual, somebody else had already done it. Works! I used the EcoLink DWZWAVE2.5 contact sensor. -update- Because I have a 'standard' size mailbox which is routinely stuffed/wedged with Amazon boxes, I elected to remotely locate the transmitter on the post and use a small magnetic switch in the jamb. Like so