The HELIX 5 Sonar GPS PT features a brilliant 800H x 480V, 5" 256 color display with backlight. Dualbeam PLUS sonar with 4000 watts PTP power output, Precision Internal GPS Chartplotting with built-in UniMap cartography with a micro SD card slot for optional maps or for saving waypoints, all in a soft-sided carrying case. 7 Amp Hour AGM Battery and charger included. Maximize your angling experience with the Humminbird HELIX 5 Sonar GPS PT fishfinder GPS system.