Contains the detailed internal structure. You can use in your animation, can also be used to display the working principle of video.I saved 2014 format and the 2011 format,fbx,obj. Have adjusted the lights and materials, can be rendered directly.(Vray version of the model) If there is any need to modify model can contact me. Also check out my other models, just click on my user name to see complete gallery. Thank you for coming!