ELECTRIC MOTORIZED PROJECTOR With this motorized portable projector screen pull down Prewired power cord with an integrated switch to regulate drop/rise settings OR radio frequency remote control for distant control. 72-inch Diagonal, 16:9 Aspect Ratio. PORTABLE PROJECTOR SCREEN - The material used in making this elegant projector screen is a Max-White, 1.3 Gain. Multi-layer weave, 180-degree wide viewing angle, fully black backed front projection screen with textured surface. 4K Ultra HD and Active 3D Projection Ready and easy to clean with soap and water.