I’ve always been fascinated by the idea of automating everyday tasks, and my mailbox automation project has been a delightful journey. The goal was to create a system that detects when mail is delivered and notifies me via push notifications, Alexa, and an LED signal in my flat. Here’s how I made it happen!
Hardware Setup:
I chose IKEA Parasoll window sensors for their durability and sealed battery compartment, which was crucial given the harsh outdoor environment. One sensor is placed on the mailbox lid, and another on the main door. To ensure reliability, I added a Tretakt zigbee node between the mailbox and my porch’s indoor node, overcoming the metal and concrete barriers.
Software Rules:
Using OpenHAB, I set up a rule that triggers when either the lid or door opens. The rule sends notifications and activates a yellow LED light in my flat. This setup ensures I never miss a package or letter!
Challenges and Solutions:
Initially, I faced issues with sensor reliability due to the mailbox’s metal and concrete structure. Placing the Tretakt node strategically improved the wireless connection. Also, using a stronger magnet for the lid sensor ensured accurate detection even when the lid isn’t fully opened.
This project has been a fantastic way to combine technology with convenience. It’s not just about notifications; it’s about peace of mind knowing my mail is secure and I’m always informed. If you’re looking for a fun smart home project, I highly recommend giving mailbox automation a try! 
