22 thoughts on “ Triple Sensor Mailbox Alert Really Delivers ” rubner says: November 7, 2014 at 10:17 pm Omahgoh that’s adorable! Report comment. Reply. Matt says: ...

What I would change: get rid of the LoRA, put an ESP32 or ESP8266, keep it powered off all the time, and when I get email, start it, connect to my home wifi (the mailbox is not that far anyway ...