diy led writing menu ad board 1,SMD5050 2,30*50,40*60,50*70,60*80,OEM 3,remote controller 4,90 kind flash mode diy led writing menu ad boardProduct details: Main Specs of LED Writing Board: Frame Materials :Aluminum Writing area : high-hardness and transparency ultra clear glassLight Source: LED Power Supply AC:100-240V,50/60HZ,1A DC: 5V, 1A maxLife 100,000 HoursNow Five sizes available: 30x50cm; ...