vi har sat en procentdel der viser hvor mange procent af tiden der er gået
The only thing you always have with you is your cell phone so why not have a flashlight inside it so you always have a flashlight with you.
-Morse: you just need to write or say what you want to Morse then do the app the rest
-LED: use your mobile phone's flash/LED.
-Screen: use the screen as a torch