ESP01 + AMS1117 Voltage regulator box

This is a custom-designed box for neatly storing an ESP01 together with an AMS1117 voltage regulator. I built this project for controlling my Mitshubishi air conditioner. The electronics and programming were possible thanks to an excellent guide by SwiCago over at GitHub: https://github.com/SwiCago/HeatPump
This case is designed to be tucked inside the indoor AC unit and serves to hide the bare PCBs.

Since taking the photos, I also designed text markings in the top lid to make the final cabl