2 Once the zone is formed, tap “Start” and slide to confirm. The boat
will perform a kind of grid scan within the zone by sailing along the
auto-generated green line.
Mapping
If you intend to know the depth of any fresh water area, the mapping
function is a good choice for you. The boat equipped with the fish finder is
able to detect the water depth, as well as searching the fish at the same
time.
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