... format:AVI,RMVB,RM,MP4,XVID,DAT,RM,RMVBInterface :VGA port (Include VGA and YpbPr),AV,HDMI,USB2.0,SDMenu language:English ... ~, 50Hz/60Hz DC9V ,4.5A, lithium battery 1450mAH,7.4VTechnology :LCD 2"Screw Hole:General specifications of projectorTrapezoid Correction:Auto /Vertical ... you have any questions,please feel free to contact me. LCD 2'' Portable mini projector for Home theater