Quantity   Component name
1 × Resitor 220Ω
1 × Blue LED (diode) Tools and Production Supplies / Misc. Tools and Production Supplies
1 × Breadboard Electronic Components / Misc. Electronic Components
1 × esp32 Node MCU Microcontroller
1 × Blue wire: resistor's other end → ESP32 GND pin
1 × White wire: LED (cathode/short leg side) → ESP32 GPIO signal pin