UC50 150'' Multimedia USB TF AV HDMI IR Home Theater LED Digital Video Game Pico Mini Support HD 1080p Mini Projector Contrast:800:1 and 14''-150'' projection Size, which make the picture more clear; Small and light, easy to be carried and installed. Low power consumption, echo-oriented. Native Resolution:854*480 and High Resolution: support 1080p,and working hours exceeds 2000 hours. The professional latest design for ventilation has largely improved the stability and life time for the projector. Manual focus adjustingget picture from 14-150 inch