Portable Projector Screen and Stand, ALR Projector Screen, 80 Inch 16:9, Projector Screen Outdoor, High Contrast, Work In Ambient Light, Compact Size, Easy Setup, Idea for Home Cinema, Backyard Party ALR PROJECTOR SCREEN 80 INCH: We use ALR material to make this projection screen, which has a super flat projection surface with 95% ambient light resistance and high contrast, so you can get a vivid projection image when you use it in a normal ambient light environment. PROJECTOR SCREEN AND STAND: The sturdy tripod stand can be stretched, folded and adjusted, along with the four aluminium tubes which has spring...