1With trapezoid correction function, easy to adjust the picture, the rightangle projection screen has a better projection effect. 2Turbine circulating airflow heat dissipation design can greatly improve the heat dissipation effect and ensure the glossy operation of the system. 3Support HD wireless simultaneous screen, which can quickly realize the same screen of mobile phones, tablets, laptops and other devices. 4Supports 1080P HD resolution, brightness can be 100ANSI, and the projection screen is clearer. 5Support USB, IR, VGA multiinterface connection, transmission projection is not restricted, and it is more practical. Item Type:Projector Resolution 800 x 480 InputInterface Audio Video/USB/IR/VGA/High-Definition Multimedia Interface Support resolution 1080P Image System LED Brightness 100ANSI Color 16.7K Contrast Ratio 3000:1 Power Consumption 55W(maximum) Projection Size Approx. 30-170in Input voltage 100-240V 50/60HZ Projection Distance Approx. 1-4meter / 3.3-13.1ft System Phone screen version Aspect Ratio 16:9/4:3 Remote Control Battery 2 x AAA batteries (not included) How to Use: Plug and play 1 x Power Cable 1 x Audio Video Cable 1 x Remote Control 1 x User Manual 1 x Projector 1 x Cleaning Cloth