// By Inaki Iturriaga 9/7/23

// Define the pin that controls the relay module
int relayPin = 3;

// Define the pin that the button is connected to
int buttonPin = 1;

void setup() {
  // Initialize the relay and button pins
  pinMode(relayPin, OUTPUT);
  pinMode(buttonPin, INPUT);
}

void loop() {
  // Read the state of the button
  int buttonState = digitalRead(buttonPin);

  // If the button is pressed, turn the relay on for 5 seconds
  if (buttonState == LOW) {
    digitalWrite(relayPin, HIGH);
    delay(3000);
    digitalWrite(relayPin, LOW);
  }

  // Wait for 100 milliseconds before checking the button agasin
  delay(100);
}