I've designed a simple box to host my esp32 and buck_boost converter. It has cutouts for cables, a small switch and a barrel connector.

I use it with WLED and connect it to my HyperHDR and Home Assistant server.

List of parts below:

• ESP32
• Custom PCB
• Buck_boost converter https://www.aliexpress.com/item/1005004880411857.html
• Connector https://www.aliexpress.com/item/4001193388834.htm
• Switch https://www.aliexpress.com/item/4001165826718.htm