Compatible only with photoshop CS4 extended and up.
With this file you can combine several items as the preview images show, for that you must take off the model 3d FLOOR object.
You can rotate each object 360 degrees in any direction, scale, changing the lighting, change the type of shadows, soft or hard, change the color and surfaces reflection.
See the video tutorial for furder information at
http://www.youtube.com/watch?v=J-YZT4_uiKo
http://www.youtube.com/watch?v=3VozsTzRiVQ
http://www.youtube.com/watch?v=n94iMsomfqM