CREDITS:
The alarm sound is from http://www.freesound.org/people/tuberatanka/sounds/102435 The alarm icon is from http://www.flaticon.com/free-icon/bell-musical-instrument_45788 The power icon is from http://www.flaticon.com/free-icon/power-symbol_34309 The sleep icon is from http://www.flaticon.com/free-icon/sleepy-emoticon-square-face_42820