Underground Exit, Security Room and a Energy Booth are variations of the same model. They have same elements and use same materials and textures.

There are six models in different sizes – from small energy booth and security room to big underground station exit.

Models can be used as a background models or for a car, racing game or flight simulator.

There are three materials – day, night and glass and three textures in 1024X1024 size – day and night with transparency in alpha channels and a normal bump map with specular in alpha.