WXGA Business Projector For Presentations. With 4000 ANSI Lumen High brightness and 20,000:1 High Contrast ratio. Its exclusive Infographic mode showcases text and graphics in great detail. Powered USB port for charging your devices. Long ECO mode extends light source life up to 20,000 hrs. Turn on the projector again within 90 secs after power off and you can start it up in no time. Enhanced Security with Kensington Lock.