Smartxchoices 80″ 16:9 HD Manual Projector Screen with Auto Lock Anti-Crease Home Theater Office Wall Mounted Ceiling Pull Down Projection 1.1 Gain Matte White,View Size: 72 x 40 inches

80″ Diagonal, 16:9 Aspect Ratio, Screen Area: 71.6x 39.4 inches 1:1 gain, offer you perfect visual enjoyment with optimal image and color reproduction
160°Wide Viewing Angle: Offering a wide viewing angle of up to 160° with High quality matte white large surface, you and your family can choose a cozy seat and posture to enjoy your movie night without crowding in front of the screen.
The Pull-down shelf-lock system allows you to adjust the height and aspect ratio. Solid metal casing for dual wall and ceiling installation design perfect for home or business
Foldable and portable features make it perfect for both indoor and outdoor use;Ideal for home theater, public display, business, classroom etc
Screen material 1.1 gain with standard black backing to eliminate light penetration. Four side black borders enhance picture contrast;The screen surface could wipe with mild soap or water