... / Advertising sign Used of shops, hotel, hospital, school. Waterproof, high quality Luminous Letter / LED Sign letter / Advertising ... sign Used of shops, hotel, hospital, school.Waterproof, high quality1. Material: acrylic, resin, metal2. Dimension: various ... boxes:1.Material: super acrylic vacuum forming, 304# stainless steel or metal frame, led module inside2.logo: stick graphics ...