Lightinthebox&reg; Smart LED projector Full HD 800x600 1800LMS, 1080p Projector with HDMI USB VGA, Home Video Movie Theater Color=White Not recommended for PPT or business presentation, ideal for home theater movies and video game use. Native Resolution:800x600, Contrast:1500:1. Updated model, can provide crystal clear image in dark! (NEED TO USE IN DARK ENVIRONMENT) Brightness Range:1000 to 1999 Lumens 100% Brand New, 100% Refund/Replacement for quality problem