Mileagea Portable LCD Projector With USB HDMI Pico Multimedia for Video Game Business Native Resolution:480x320;Contrast:300:1;Aspect Ratio: 4:3/16:9 Brightness:120lums;Lens: 3 pieces of glass optical coating,LED lamp above 20,000 Hrs Life Projection distance:0.5-4m;maximum image size:130inch;Projection distance:0.5-4m;with mini size,easy to carry around and easy to use . Multi-function input:HDMIx1,AVx1,VGAx1,USBx1;remote control. Not recommended for PPT Word Excel or business presentation, ideal for home theater movies and video game use