3D Model for Horn Mount

This also doubles as a wall-mount option for the grid, and can even be used to join multiple grids together. Created with OnShape, remix it here: https://cad.onshape.com/documents/627f31b85925949126050a0e/w/4d1902b96bf8766cd96ecbe4/e/6867cf02692fd3a0950a2a13

3D Model for PIR Sensor Holder/Bracket

This model is a remix of joesThings model on thingiverse:
https://www.thingiverse.com/thing:6222342

Printable Paper Copy of 10x10 Adafruit Swirly Aluminium Mounting Grid for 0.1" Spaced PCBs 

Fritzing Wiring Diagram

You may need some extra Fritzing Parts for this wiring diagram to work. You'll find them in the Adafruit Fritzing Parts Library, hosted on GitHub.

https://github.com/adafruit/Fritzing-Library

Useful Links

1. Metro-S2 Learn Guide:
   https://learn.adafruit.com/adafruit-metro-esp32-s2
   
   
2. Adafruit IO Learn Guide:
   https://learn.adafruit.com/welcome-to-adafruit-io
   
   
3. WipperSnapper Learn Guide:
   https://learn.adafruit.com/quickstart-adafruit-io-wippersnapper/welcome-to-wippersnapper
   
   
4. PIR Sensor Learn Guide:
   https://learn.adafruit.com/pir-passive-infrared-proximity-motion-sensor