The FURUNO Marine GPS tracker GP-39 provides accurate and reliable position fixing, thanks to a 12-channel GPS receiver combined with integrated SBAS (WAAS/EGNOS/MSAS) technology. The GP-39 has various display modes (Plotter, Highway, Steering, NAV data, Satellite monitor and 2 user customizable modes) on the 4.2″ color LCD. Up to 3,000 points of ship track, 10,000