const int sensorPin = A0;       // Analog pin connected to the light sensor
const int relayPin = 8;        // Digital pin connected to the relay module
const int threshold = 500;     // Threshold for light intensity (adjust as needed)

void setup() {
  pinMode(sensorPin, INPUT);
  pinMode(relayPin, OUTPUT);
}

void loop() {
  int sensorValue = analogRead(sensorPin);
  
  // If it's dark (low sensor value), turn on the garden lights
  if (sensorValue > threshold) {
    digitalWrite(relayPin, HIGH);  // Turn on the relay
  } else {
    // If it's bright, turn off the garden lights
    digitalWrite(relayPin, LOW);   // Turn off the relay
  }
  
  delay(100); // Delay for stability
}