This isn't the final unit that He is testing, thought the basic layout of the screen is. You can see where he has made a small "marker" correction, which has been corrected in the production units. They made a change in production at some point and forgot to give us a heads up when we went to production on this unit...A reason why we are checking things thoroughly through. The Plastic panel isn't the final one which we have either...it should look very close to the model we displayed in the thread about the welder.