void setup() {
  Serial.begin(115200);
  pinMode(D10, INPUT);
  pinMode(D2, OUTPUT);
  Serial.println("");
  Serial.println("Hello, XIAO ESP32-S3!");
  Serial.println("Welcome to Wokwi :-)");
}

void loop() {
  if (digitalRead(D10) == LOW){
    digitalWrite(D2 , HIGH);
     Serial.println("thremastat on");
  }
  else{
    digitalWrite(D2 , LOW);
     Serial.println("thremastat off");
  }
}