[. . . ] QUALITY FEATURES FOR BETTER PICTURES, EASIER OPERATION, LONGER LIFE DA-LITE IS MORE THAN PROJECTION SCREENS Da-Lite Tripod, Wall and Ceiling and Electric Screens The POWER In PRESENTATION PRODUCTS · Available with Glass Beaded or Matte White Picture Surface · Exclusive Da-Lite Camlok® Metal Roller System prevents accidental pulling of screen surface from roller HEAVY-DUTY CARRYING CASE (optional) Protect your screen's case. [. . . ] Raise Eliminator to position shown below and secure by hooking ring over gooseneck. Lift screen surface and hook bail into one of the slots in the Eliminator. The screen may then be raised and lowered to the desired position by following the screen operating instructions. Lower extension tube slowly with your hand allowing surface to re-roll partially into case. Lift pull bail from gooseneck and slowly complete re-rolling picture surface into case. Raise or lower case until the black spring button engages into hole in bottom tube. Hold bottom tube with one hand and place index finger of other hand under lift tab on leg bracket. Giving a slight lift to screen with one hand, raise lift tab quickly with other hand. [. . . ] Don't over-tension! Before re-rolling surface into case, examine both front and back of surface to be sure they are free of foreign matter. [. . . ]