Indoor/Outdoor, Wall/Ceiling Use, WraithVeil Surface, Rear/Front Use, 0.8 Gain, 150° Viewing Angle, For Standard/Short Throw/UST Projectors. Get your friends and family together to watch videos outside using the Yard Master Electric Tension Outdoor Projection Screen from Elite Screens. This 150 diagonal electric screen with 2-way projection material is IP33-rated for wind/rain penetration for outdoor applications. The tab-tension design supports a front/rear projection surface with perfect uniform flatness. This allows you to use either a standard short throw or UST projectors. The WraithVeil Dual material provides superb image clarity from in front or behind and its diverse projector compatibility makes it a must for outdoor home or commercial video applications. It is ideal for nighttime movie presentations. The screen comes with a Radio frequency remote control that doubles as a wireless 12V projector trigger that coordinates the screen's drop and rise with the projector's power cycle.