... all kinds of boats 2. 10 inch LCD display marine radar ONWA®10.4” LCD DIAPLAY MARINE RADAR/ with AIS DisplayMODEL: KR ... Course-up, North-up and True Motion9. Economy Mode, Guard Zone Alarm and Watch Mode10. Mini ARPA function SPECIFICATIONSAntenna Radiator 1 ... (nm)Range: 0.125, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 ... 0625, 0.125, 0.125, 0.25, 0.5, 0.5, 1, 1, 2, 2, 3, 4, 6, 12 4. Echo TrailInterval ...