Production-oriented carrier PCB for a pluggable ESP32-C3 SuperMini PianoLED controller, with 5 V / 8 A LED power input, safe USB/external-power behavior, 5 V WS2812 data shifting, and keyed LED output.Production-oriented carrier PCB for a pluggable ESP32-C3 SuperMini PianoLED controller, with 5 V / 8 A LED power input, safe USB/external-power behavior, 5 V WS2812 data shifting, and keyed LED output.