Features:Sealing design,efficient heat dissipation,greatly promote its stability and life span.Led light,can reach a length of 20,000 hours. The color looks more brilliantly Both image modes can be freely transferred between 16:9 and 4:3 conversion; 30W ultra-low power consumption, more energy-saving, more environmental protection Ultra-silence and dustproof design,no need for internal clearning Multi input interfaces：AV/VGA/USV/SD/HDMI/Micro USB； Optical trapezoidal correction function, adjusting the picture trapezoidal distortion Mini USB interface, can be connected to mini power supply device,freely project at anytime and anywhere

Projection distance 1.1m-3.8m