GPSMAP® 78s
Rugged, buoyant marine handheld GPS featuring a 3-axis compass and barometric altimeter.
Key Features
- Buoyant, IPX7 water-rated design that floats if dropped in the water
- Built-in 3-axis tilt-compensated compass and barometric altimeter
- High-sensitivity WAAS-enabled GPS receiver with HotFix™ satellite prediction
- Preloaded Worldwide Basemap with 1.7 GB internal memory and microSD™ expansion