And I am not alone... There is also a "link" version that works with a hummingbird fishfinder to follow underwater features. Motorguide also offers a similar product but looks to be a more basic system called "Pinpoint".
http://www.fishingclub.com/magazine/art ... me-to-fish
http://texasfishingforum.com/forums/ubb ... pilot_My_R
http://www.pensacolafishingforum.com/f2 ... ot-139944/
http://www.fishingclub.com/magazine/art ... me-to-fish
http://texasfishingforum.com/forums/ubb ... pilot_My_R
http://www.pensacolafishingforum.com/f2 ... ot-139944/