Auto-Portrait Technology Now the projector image can rotate automatically, just like on your phone! Equipped with Auto-Portrait technology, the C250i is the first model to be able to rotate the projected image in real time. There is no need to customize settings or content. Simply place the image vertically and the Acer C250i projector will remove intrusive black stripes by itself when you activate this mode. No stand, projecting from any angle The projector can be easily taken anywhere. The exclusive design does not take up much space and allows a 360-degree projection from any angle without using the stand. FHD Resolutions A beautiful 100-inch 1080p Full HD picture looks almost as realistic as the view from the window.