An image outputting apparatus is provided to increase advertising effect by forming a vapor film on wall surfaces or windows of a building and by irradiating images on the vapor film. An image outputting apparatus comprises as follows. An image output unit(30) is equipped in one side of a building wall and outputs images on a floor surface of a wall surface of the building. A data transmission unit(60) transmits information to the image output unit. A controller(70) controls the image output unit and the data transmission unit. An image expression unit(2) expresses a beam irradiated from the image output unit. In addition, a rotation unit is formed to allow the image output unit to rotate.
