Deeteck 130" Multi-media 800 Lumens Portable LED Mini Projector 800x480 800:1 Micro Home Theater Support Hdmi VGA USB Av Sd The professiona appearance design for ventilation has largely improved the stability and life time for the projector Easy changing in 16:9 and 4:3 aspect ratio 800 ANSI lumens brightness and 800:1 contrast ratio Image size:34-130 Inches, Projection distance:1.07-3.8m The Led lamp can works for over 20 thousand hours, and can provide beautiful colors