HIGH-SENSITIVITY, WAAS-ENABLED GPS RECEIVER PROVIDES PEAK PERFORMANCE IN ANY ENVIRONMENT; LIGHTWEIGHT, COMPACT & WATERPROOF; FEATURES A 1.7H X 1.3W SCREEN WITH 256-LEVEL COLOR TFT DISPLAY; BUILT-IN BASEMAP WITH AUTOMATIC ROUTING CAPABILITY; CONNECTS TO COMPUTER\'S USB FOR HIGH-SPEED MAP DOWNLOADS; INCLUDES MICRO SECURE DIGITAL CARD CARD SLOT FOR OPTIONAL MAPSOURCE MAPPING SOFTWARE; PRE-PROGRAMMED MICRO SECURE DIGITAL CARD CARDS AVAILABLE WITH MAP INFORMATION INCLUDING TOPOGRAPHIC MAPS, BLUECHART MARINE CHARTS, DETAILED INLAND LAKE MAPS & TURN-BY-TURN STREET DATA BASED ON PREMIUM NAVTEQ MAPPING DATA; AUTOMATIC TRACK LOG WITH 20 SAVED TRACKS; STORES UP TO 1,000 WAYPOINTS & 50 ROUTES; BAROMETRIC ALTIMETER & ELECTRONIC COMPASS ; PROVIDES AUTOMATIC TURN-BY-TURN DIRECTIONS WITH OPTIONAL AUTO NAVIGATION KIT; AUDIBLE BEEPER ALARM WITH CONFIGURABLE TONES; 4-WAY CURSOR FOR SMOOTH, 1-HAND OPERATION; 25-HOUR BATTERY LIFE WITH 2 REQUIRED AA BATTERIES; LIMITED 1-YEAR WARRANTYLength: 8.50Width: 6.00Height: 3.70