4 Inch Display; Standard LCD, Monochrome Display With Black Digits On A White Background; Keypad Interface; 4.33 Inch Length x 4.53 Inch Width x 1.18 Inch Height; IPX7 Rating Waterproof; For Use With NMEA 0183 Compatible; With GNX 20, Trim Piece Snap Cover, Protective Cover, Flush Mount Gasket And Hardware, NMEA 2000® T-Connector, NMEA 2000 Drop Cable And Documentation; Capable Of Displaying Depth, Speed, Wind And 50+ Marine/ Boat Parameters