... protection Stainless Steel Buckle Side led message sign have the advantage as following:1.CE ,RoHS and UL certificated2.Super high brightness,Light ... day and night4.Laser cut acrylic on the face,304# stainless steel with brushed, polished or painted finish on the side5. ... ,school signs ,advertisement, architecture, decoration, exhibition, and lighting, etc. Stainless Steel Buckle Side led message sign