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Davinci PDA E-Trex GPS Netgear RT314 Nokia N800 Metric/SAE Conversions - Garmin's E-Trex Page.

Navigation Features
Waypoints/Icons500 with name and graphic symbol
TracksAutomatic track log; 10 saved tracks let you retrace your path in both directions
Route20 reversible route with up to 124 waypoints
Trip computerCurrent speed, average speed, time of sunrise/sunset, resetable maximum speed, trip timer, and trip distance, position in two formats
Map datumsMore than 100
Position formatLat/Lon, UTM/UPS, Maidenhead, MGRS and other grids
ReceiverWAAS-enabled, differential-ready, 12 parallel channel GPS receiver continuously tracks and uses up to 12 satellites to compute and update your position
Acquisition TimesWarm: approx. 15 seconds
Cold: approx. 45 seconds
AutoLocateŽ: approx. 5 minutes
Update Rate1 second, continuous
AccuracyPosition: 15 meters (49 feet) RMS
Velocity: 0.1 knot RMS steady state
InterfacesRS232 with NMEA 0183, RTCM 104 DGPS data format and proprietary GarminŽ
AntennaBuilt-in patch
Size4.4"H x 2.0"W x 1.2"D (11.2 x 5.1 x 3.0 cm)
Weight5.3 ounces (150 g) with batteries
Display2.1"H x 1.1"W (5.4 x 2.7 cm) high-contrast LCD with bright backlighting
CaseWaterproof to IEC 529 IPX7 standards
Temperature range5°F to 158°F (-15°C to 70°C)
Data storageIndefinite; no memory battery required
Source2 AA batteries (not included)
Battery LifeUp to 22 hours