A laundry machine that provides a plurality of washing courses (241-1 to 241-13), and when a specific washing course is selected from among the washing courses (241-1 to 241-13), is capable of changing at least one option accompanying the specific washing course, the laundry machine comprising: a rotatable manipulation unit configured to select a specific washing course and to select at least one option accompanying the specific washing course; a display unit configured to selectively display input items, comprising one or more selected from among a plurality of washing course icons, an option icon (242-1 to 242-4) indicating at least one option accompanying each of the washing course icons, and a start icon, inside the manipulation unit in a radial direction thereof; at least one command input unit provided outside the display unit in a radial direction thereof and inside the manipulation unit in a radial direction thereof for inputting a washing course selected by the manipulation unit , changing the at least one option, and inputting a signal for executing and stopping the selected washing course; and a controller configured to control the display unit such that predetermined information is displayed on the display unit based on signals from the manipulation unit and the command input unit , wherein the display unit is formed in a circular shape, is provided inside the manipulation unit in the radial direction thereof, and is configured to selectively display the input items, and wherein the command input unit comprises a first command input unit (311-1), configured to allow a user to input the washing course selected by the manipulation unit and to change the at least one option, and a second command input unit (311-2), configured to perform start and stop of the course selected by the manipulation unit . a rotatable manipulation unit configured to select a specific washing course and to select at least one option accompanying the specific washing course; a display unit configured to selectively display input items, comprising one or more selected from among a plurality of washing course icons, an option icon (242-1 to 242-4) indicating at least one option accompanying each of the washing course icons, and a start icon, inside the manipulation unit in a radial direction thereof; at least one command input unit provided outside the display unit in a radial direction thereof and inside the manipulation unit in a radial direction thereof for inputting a washing course selected by the manipulation unit , changing the at least one option, and inputting a signal for executing and stopping the selected washing course; and a controller configured to control the display unit such that predetermined information is displayed on the display unit based on signals from the manipulation unit and the command input unit , wherein the display unit is formed in a circular shape, is provided inside the manipulation unit in the radial direction thereof, and is configured to selectively display the input items, and wherein the command input unit comprises a first command input unit (311-1), configured to allow a user to input the washing course selected by the manipulation unit and to change the at least one option, and a second command input unit (311-2), configured to perform start and stop of the course selected by the manipulation unit . <EOS>