gps

As many mariners are aware there are many apps the overlay GPS data and locations even in areas with no cell or wifi service, They do this with apps that use stored (not just cached) maps that live on the device as part of the app. As a nature photographer that spends a great deal of time in...

Can't find it in the manual. What does she do when there is no GPS, therefore no home point, and then loses contact with the controller? Land?