 |  | Receiver: WAAS enabled, 12-parallel-channel GPS Antenna: Built-in GPS patch Interface: USB Map storage: MicroSD card slot Includes card: Yes, blank 32 MB microSD card Base map: Built-in Americas autoroute base map with automatic routing functions with highways, exits, and tide data Waypoints: 500 user waypoints with names and graphic symbols Routes: 20 reversible routes, 50 points per route Tracks: 10,000-point automatic track log; 20 saved tracks (500 points each) Trip computer: Odometer, stopped time, moving average, overall average, total time, maximum speed, and more Position format: Latitutde/longitude, UTM, Loran TDs, Maidenhead, MGRS, user grid, and more Display type: 256-color, high-resolution, transflective TFT Display size: 1.3 x 1.7 inches (W x H) Display resolution: 176 x 220 pixels Water-resistant: IEC 60529 IPX7 (submersible 1 meter at 30 minutes) Batteries: 2 AA (not included) Battery life: Up to 36 hours Item width: 2.2 inches Item height: 4.2 inches Item depth: 1.2 inches Item weight: 5.6 ounces with batteries |  |  | |