The HELIX 7 CHIRP Sonar GPS G2features a brilliant 800H x 480V, 7" 256 color display with backlight. Dualeam 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. 9 Amp Hour AGM Battery and charger included (not included with Metric/International versions of this product). Maximize your angling experience with the Humminbird HELIX 7 CHRIP Sonar GPS fishfinder GPS system. Dual Spectrum CHIRP ice transducer, XNT 9 20 T (transom mount transducer) & Carry bag for Ice fishing.