... .64W A3 Front Opening Ultra-slim Aluminum LED Light Display Box,Aluminium LED Picture Frame,Aluminum LED Poster Frame CE ... .64W A3 Front Opening Ultra-slim Aluminum LED Light Display Box,Aluminium LED Picture Frame,Aluminum LED Poster FrameItem Brand ... *(W4*L412*T1.6mm)FR-4Range of Application:Supermarket, Bar, Hotel, Exhibition Hall, Advertising Display, Hospital, Bank, Chain Store, Restaurant, Airport ...