The LG DLP home theater projector lets you view vivid images up to 600 lumens of brightness and a 100,000:1 contrast ratio. The built-in battery provides up to 2.5 hours of operation time, so you can easily go cordless. This smart theater projector PF50KA weighs 2.1 lb for portability when needed. 1920 x 1080 resolution for HD picture quality. Keystone correction helps reduce distortion. Up to 600 lumens of brightness and a 100,000:1 contrast ratio. Delivers bright images and noticeable contrast between black and white. 100″ viewable screen size (diagonal). Lamp offers up to 30,000 hours of life. HDMI and USB ports for simple connections. Wireless capability with a built-in battery that lasts up to 2.5 hours. Includes a remote for easy operation. Backed by the manufacturer’s 1-year limited warranty.