HUMMINBIRD PRECISION GPS ANTENNA WITH HEADING SENSOR

Integrated heading sensor and GPS antenna provides compass information and boat orientation on-screen whether boat is moving or still. Comes standard with 360? Imaging units. Provides accurate Course Over Ground (COG) reading and precise position fixes, accurate to within 2.5 meters, even in low signal areas. When used with 360? Imaging, provides ability to mark accurate waypoints anywhere on the screen. For use with 1100, 900, 800, 700 Series units.