... brightness. CE,FCC,UL, 19" LCD monitor ZDM190S01(4:3) Shenzhen ZhendongTech Co,.we are the professional in LCD productions ... and contact with us anytime.LCD DISPLAYDisplay size19.0" TFT LCDPanel VenderSAMSUNG,LG,NEC(SVA),HITACHI,AUO,CMOAspect Ratio4:3Pixel ... FrequencyAC Input 90~264V,50-60Hz DC OUTPUTDC 12V/4.0APower Consumpitonworking.45W; Standby.3WFeaturesOSD languageOptional(chinese,english,french ...