Modify it: no!

This is an addressable LED-Sign, that looks like a retro neon sign. There is a total of 250 LEDs powered with 4 12V 3.5A power supplies and controlled by an ESP32 powered by 5V 1A micro-USB power supply.

For normal operation, please use the Home Assistant instance. The Admin-UI can be found at http://10.31.211.42 (wled-eh22.local in ccchh-iot) (Make sure to use plain http!)