#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#define BUZZER_PIN 10
#define DHTPIN 8
#define DHTTYPE DHT22
DHT dht (DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup() {
  pinMode(BUZZER_PIN, OUTPUT);
  lcd.begin(16, 2);
  dht.begin();
}
void loop() {
  float t = dht.readTemperature();
  float h = dht.readHumidity();
  delay(500);
  lcd.setCursor(0,0);
  lcd.println("Temprature:");
  lcd.print(t);
  lcd.println(" C");
  lcd.setCursor(0,1);
  lcd.println("Humidity:");
  lcd.print(h);
  lcd.println(" %");
  if(t < 5 || t > 70)
  {
    tone(BUZZER_PIN, 4);
  }
  else
  {
    noTone(BUZZER_PIN);
  }
}