49AppendixNavigation FeaturesRoutes: Automatically calculated withturn-by-turn instructions.Using built-in basemap, routesinclude interstates, highwaysand major thoroughfares; withdetailed data from CD-ROM,routes include residentialstreet-level detailNumber of Routes: 50 routes, with up to 50 pointsper routeNumber of Tracks: 32 Tracks, with up to 500points per saved track and amaximum of 5,000 active trackpointsTrip computer: Resettable odometer, timers,average and max. speedsGPS PerformanceReceiver: 12 parallel channel GPS receiver continuously tracks and usesup to 12 satellites to compute and update your positionAcquisition times:Warm: Approximately 15 secondsCold: Approximately 45 secondsAutoLocate™: Approximately 5 minutesUpdate rate: 1/second continuousGPS accuracy:Position: < 15 meters, 95% typicalVelocity: 0.05 meter/sec steady stateDGPS (WAAS) accuracy:Position: < 3 meters, 95% typicalVelocity: 0.05 meter/sec steady stateInterfaces: USB, infrared, RS232Antenna: Flip-up adjustable GPS antennaPowerSource: Lithium-ion batteryOperating range: 0–50° CBattery Life: Approximately 2 weeks standby time or approximately 10 daysif used an average of 30 minutes per day with the backlight off.Battery life varies depending upon temperature and individualuse patterns.PhysicalSize: 2.8” W x 5” H x 8” D (72.1 x 127 x 20.3 mm)Weight: 5.2 ounces (161.7 g)Display: 320 x 320 pixels, 16-bit color display and white LED backlight