It shows that sometimes the things are different then they appear. The installed lamp will show wall and whole room space in different positions. The lamp will remind you of the illusion of acquired space. Putting the lamp anywhere on the wall will always achieve the illusion of uncertain space. There are several shapes for interior lighting you can choose your own dimensions.The corner type of lamp are available as well. Its made of nylon plastic material and OLED display which is energy efficient and environmentali friendly. It doesn't contain any toxic materials.