#include <Wire.h>
#include <BH1750.h>
#include <LiquidCrystal_I2C.h>

BH1750 lightMeter;
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  Wire.begin();
  lightMeter.begin();
  lcd.begin();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("BH1750 Test");
  lcd.setCursor(0, 1);
  lcd.print("Please wait...");
  delay(3000);
  lcd.clear();
}

void loop() {
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Light Intensity ");
  lcd.setCursor(5, 1);
  float lux = lightMeter.readLightLevel();
  lcd.print(lux);
  lcd.print(" Lux");
  delay(2000);
}