Carry the Garmin GPSMAP 78s GPS receiver to all your marine trips as it offers a wide range of maps and charts. The Worldwide built-in basemap with shaded relief in this Garmin handheld GPS receiver directs you even when you are standing still. This highly-sensitive Garmin marine navigator has a built-in WAAS-enabled GPS receiver, which helps in finding your locations. The bright 2.6-inch LCD display with 160x240 pixels resolution of this Garmin handheld GPS receiver facilitates easy viewing. The Garmin GPSMAP 78s GPS receiver is equipped with both high-speed USB and NMEA 0183 compatible for connecting to your computer. Weighing just 7.7oz, this Garmin marine navigator has a battery life of up to 20-hours and runs on 2AA NiMH or lithium battery. The Garmin GPSMAP 78s receiver has 1.7GB built-in memory that can save up to 2000-waypoints, 200-routes and track log of 10,000-points with 200-saved tracks.