| 摘要 |
<p>An air conditioner of the present invention comprises: a main body having an air intake port and a discharge guide; and a light-emitting unit forming an air discharge path together with the discharge guide and having a plurality of light-emitting sources for emitting light toward the air discharge path, wherein the light-emitting sources selectively emit lights of various colors and the light-emitting unit varies the number of the light-emitting sources emitting light of a first color of the various colors and the number of the light-emitting sources emitting light of a second color of the various colors, according to the level of cleanliness, thereby easily checking the cleanliness of air by the color and by the shape of light expressed through the air discharge path.</p> |
