Dolby Digital, Nebula Anker Capsule 3 Laser Smart, Wi-Fi, Mini Projector, Black, Portable Projector, Autofocus, 120-inch Picture, Integrated Battery, 2.5-Hour Playback Concerning this item High brightness is delivered by a laser engine: With a laser light source that projects 300 ANSI lumens of brightness in 1080p Full HD, you can stop squinting and relax while enjoying your favorite content. Suitable for Your Hand: Capsule 3 Laser weighs only 2 lbs (900g), making it easy to pack or grab wherever you go. Compared to other devices with comparable brightness, the portable projector is 90% smaller. Two and a half hours of video playback: Yes, the integrated 52Wh battery allows you to watch a lengthy film without worrying about running out of power. Every pixel is used by CAIC technology to conserve