// Define relay and buzzer pins
const int relayPin = 7;
const int buzzerPin = 8;

void setup() {
  pinMode(relayPin, OUTPUT);
  pinMode(buzzerPin, OUTPUT);
}

void loop() {
  // Turn on relay for 2 seconds (activate the connected device)
  digitalWrite(relayPin, HIGH);
  delay(2000); // Wait for 2 seconds
  
  // Turn off relay
  digitalWrite(relayPin, LOW);
  
  // Sound the buzzer for 1 second
  digitalWrite(buzzerPin, HIGH);
  delay(1000); // Wait for 1 second
  digitalWrite(buzzerPin, LOW);
  
  // Wait for 2 seconds before repeating the process
  delay(2000);
}