Feature: 20.00 inch single Numeric LED display big segment display 20.00 inch digit height(500.0mm) widthxheight: 350*550mm Single decimal point and a comma Common anode or common cathode selected Low Current Operation Common Anode and Common Cathode available Excellent Character Appearance High Light Output Easy Mounting On PC Boards or Sockets IC Compatible Multicolor Available Categorized for Luminous Intensity Technically Rugged Standard: Gray Surface, White Segment RoHs Compliance