10.4" Marine Radar With AIS Function 1.Marine Radar 2.Specialized for middle and small vessel ... 3.High brightness rad 10.4" Marine Radar With AIS Function 1.Marine Radar2.Specialized for middle and small vessel3.High ... , Range/Bearing, L/L, Speed/Course, ROT, CPA/ TCPA (AIS data input required)Environment Temperature: -15°C to + 55°C (Display ...