Teensy LC based Big Red Button

If you've ever needed a Big Red Button, either to Go Faster or to, say, Quick Save your Fallout 4 game, here's an easy solution for you.

With just a Teensy LC (https://www.pjrc.com/teensy/teensyLC.html)
a Big Button of the color of your choice (I used these: https://smile.amazon.com/gp/product/B00NPZ2028/ref=oh_aui_search_detailpage?ie=UTF8&psc=1)
Some M3 inserts (https://smile.amazon.com/gp/product/B01BHDXTX8/ref=oh_aui_search_detailpage?ie=UTF8&psc=1)
And a few M3 Screws (anything over 1