Garmin GPS eTrex H

Waypoints/Icons:500 with name and graphic symbol
Tracks: Automatic track log; 10 saved tracks let you retrace your path in both directions
Route: 20 reversible route with up to 124 waypoints
Trip computer:Current speed, average speed, time of sunrise/sunset, resetable maximum speed, trip timer, and trip distance, position in two formats
Map datums: More than 100
Position format: Lat/Lon, UTM/UPS, Maidenhead, MGRS and other grids
Performance
Receiver:WAAS-enabled, differential-ready, 12 parallel channel GPS receiver continuously tracks and uses up to 12 satellites to compute and update your position
Acquisition Times:
Warm: approx. 15 seconds
Cold: approx. 45 seconds
AutoLocate®: approx. 5 minutes
Update Rate:1 second, continuous
Accuracy:
Position: 15 meters (49 feet) RMS*
Velocity: 0.1 knot RMS steady state
Dynamics:6g's
Interfaces: RS232 with NMEA 0183, RTCM 104 DGPS data format and proprietary Garmin®
Antenna: Built-in patch
Size:4.4"H x 2.0"W x 1.2"D (11.2 x 5.1 x 3.0 cm)
Display: 2.1"H x 1.1"W (5.4 x 2.7 cm) high-contrast LCD with bright backlighting
Case: Waterproof to IEC 529 IPX7 standards
Data storage: Indefinite; no memory battery required