// Define the pin for the LED
#define LED1_BUILTIN 2  // Onboard LED pin for most ESP32 boards
#define LED2_BUILTIN 4  // Onboard LED pin for most ESP32 boards

void setup() {
  // Initialize the LED pin as an output
  pinMode(LED1_BUILTIN, OUTPUT);
  pinMode(LED2_BUILTIN, OUTPUT);
}

void loop() {
  // Turn the LED on
  digitalWrite(LED1_BUILTIN, HIGH);
  digitalWrite(LED2_BUILTIN, HIGH);
  delay(1000); // Wait for 1 second

  // Turn the LED off
  digitalWrite(LED1_BUILTIN, LOW);
  digitalWrite(LED2_BUILTIN, LOW);
  delay(1000); // Wait for 1 second
}