... W3*L300*T1.6mm)FR-4Range of Application: Supermarket, Bar, Hotel, Exhibition Hall, Advertising Display, Hospital, Bank, Chain Store, ... Restaurant, Airport, Subway, Dock, Elevator, Hotel, Bus Stop, Cafe, etc.Certificates: CE, RoHSATTN.: ODM & OEM ... are welcomed, please kindly contact us for more specifications. 21.12W A1 Double Side Magnetic Suction Crystal LED Light Box