A display device of an air conditioner

The present invention relates to a display device for an air conditioner. The display device for an air conditioner according to an embodiment of the present invention comprises: a film part containing images which are displayable; a control part for determining whether or not to display the images based on operation information of the air conditioner recognized from the film part; a light emitting part for emitting a light source toward the film part; and a display part which is disposed on a panel of the air conditioner and has a touch input function, to which the light source emitted from the light emitting part acts. The display part includes a display area for displaying the operation information of the air conditioner and an input area for inputting commands of the operation information, and the control part controls the display part to change and display the operation information which is to be displayed on the display area according to the input at the input area. [Reference numerals] (258) Strong; (AA) Cooling; (BB) Heating