Cast off confidently with the GPSMAP 79sc marine GPS handheld. This rugged, floating handheld features sunlight-readable, high-resolution color displays that are fog-proof and scratch-resistant. You get access to a range of satellite constellations, so you get more reliable, accurate tracking around the world. Navigate wherever your adventures take you with built-in BlueChart g3 coastal charts. With more memory than previous models, you can save and track 10,000 waypoints and 250 routes. Keep your bearings with the built-in compass.Includes:GPSMAP 79scLanyardUSB cableDocumentation