
If you have a fast moving boat you may want to setup the GPS chart plotter to record a Track point every 0.5NM or if you have a sail boat you may want to setup to lay down a Track point once ever 1 minute. NOTE Please note the Track point memory is 3000 points. This means for a long journey you may have to adjust the time or distance to be able to track your journey. It should be noted when the 3000 Trackpoints are used up, the first Track point layed down will be deleted when a new point is pla