#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 21, 22);

void setup() {
  Serial.begin(112500);
  lcd.init();
  lcd.backlight();
}

void loop() {
  lcd.clear();

  unsigned long activeTime = 4205000; // Obtain the time in milliseconds
  unsigned long seconds = activeTime / 1000; // Convert milliseconds to seconds
  unsigned long minutes = seconds / 60; // Calculate total minutes
  unsigned long hours = minutes / 60; // Calculate total hours
  unsigned long days = hours / 24; // Calculate total days
  hours %= 24;
  minutes %= 60;
  lcd.setCursor(0, 1);
  lcd.print("Active: ");

  if (days > 0) {
    lcd.print(days);
    lcd.print(":");
  }
  if (hours < 10) {
    lcd.print("0");
  }
  lcd.print(hours);
  lcd.print(":");
  if (minutes < 10) {
    lcd.print("0");
  }
  lcd.print(minutes);
  if (days <= 0) {
    seconds %= 60;
    lcd.print(":");
    if (seconds < 10) {
      lcd.print("0");
    }
    lcd.print(seconds);
  }
  delay(100000000);
}