Manual Pull Down Projector White Screen 92-in Diagonal 16:9 80&rdquo; x 45&rdquo; View Area Wall Ceiling Installation Design Mount Easy Operation Self-Lock Projection Heavy Duty 80" x 45" Manual Projection Screen - The Most Practical Presentation Equipment! Superb quality and 160 Wide Viewing Angle, for a perfect visual enjoyment Sleek design, scratch resistant, white color, steel screen case for wall &/or Ceiling Mountable High contrast 1.1 gain screen optimizes picture quality; 16:9 screen format & diagonal length of 92" Ideal for home theater movies, classroom training, conference room presentations, public displays & etc.