... LED Light Frame CE,RoHS Item Name: 21.12W A1 Double Side Magnetic Suction Crystal LED Light Box,Crystal LED Picture Light ... )FR-4Range of Application: Supermarket, Bar, Hotel, Exhibition Hall, Advertising Display, Hospital, Bank, Chain Store, Restaurant, Airport, Subway, Dock, Elevator, ... please kindly contact us for more specifications. 21.12W A1 Double Side Magnetic Suction Crystal LED Light Box