The Garmin GPSMAP 78 1.7MB Marine-Friendly Handheld GPS Navigator features crisp color mapping, high-sensitivity receiver, new molded rubber side grips, plus a microSD card slot for loading additional maps. The card slot is located inside the waterproof battery compartment, so you don't have to worry about getting it wet. It comes with built-in worldwide basemap and 1.7MB of map storage space. GPSMAP 78 also supports BirdsEye Satellite Imagery (subscription required), that lets you download satellite images to your device and integrate them with your maps. And the unit floats in water, and is IPX7 waterproof to withstand the accidental dunk or splash in the lake.
GPSMAP 78 comes with built-in worldwide basemap, so you can navigate anywhere with ease. And, like the rest of the 78-series, the 78 is IPX7 waterproof and even floats in water.
With its high-sensitivity, WAAS-enabled GPS receiver and HotFix satellite prediction, GPSMAP 78 locates your position quickly and precisely and maintains its GPS location even in heavy cover and deep canyons. The advantage is clear--whether you're in deep woods or just near tall buildings and trees, you can count on GPSMAP 78 to help you find your way when you need it the most.