An air conditioner having at least more than one releasable electric dust collectors for collecting foreign objects such as dust and the like floating in the air sucked into a body of the air conditioner, the air conditioner comprising at least more than one accommodation member disposed at an air suction side of a body to accommodate at least more than one electric dust collector and rotatable in the body at a predetermined rotary angle (.English Pound.) so as to lift at least more than one electric dust collector from the body from a predetermined slant direction so that the electric dust collector can be easily drawn out of and inserted into the body, whereby the electric dust collectors is constructed in scroll type of reduced weight and volume and is slidingly rotated at a predetermined angle in the body, and easily and releasably accommodated by at least one of the accommodation members having an upper opening thereon, so that a user can easily lift up one of the electric dust collectors for cleaning, and the electric dust collectors can be readily attached to or detached from the accommodation member without stopping to pick up.