dburne
New Member
Yep you will be able to use it right out of the box.
I really like my 531s. Does great job showing the channel and
gives me good idea of water depths by the shades of color. It will
also leave tracks showing where you came from.
I really like my 531s. Does great job showing the channel and
gives me good idea of water depths by the shades of color. It will
also leave tracks showing where you came from.