Mileagea GM60 Mini LED Projector 800480 Hd 1000 Lumens Multimedia Beamer Portable Home Theater Projector Black Native Resolution:800*480;Brightness:100 Lumens;Contrast:1000:1;Aspect Ratio: 4:3/16:9, fantastic home cinema experience Image size:30-120 Inches, Recommended Projection distance:3.5-8.5 feet. With keystone correction, adjusting the picture trapezoidal distortion Multi-function input USB/AV/SD/HDMI/Micro USB, 50W low power cost.LED lamp, 20,000 hours life. No worry Portable design, easy to take around A Power Bank-USB-(5V-OUT),charging your phone while watching the movie Ideal for home theater movies and video game use. NOT recommended for use in a large conference/church/class room with bright lights on or during the daytime. It is not bright enough for business presentations.