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Garmin eTrex 20 User Manual

Garmin eTrex 20
168 pages
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44 owners manual for use with models 10, 20, 30
Appendix
EN
Appendix
Optional Accessories
Optional accessories, such as
mounts, maps, tness accessories,
and replacement parts, are
available at http://buy.garmin.com
or from your Garmin dealer.
Optional Maps
You can purchase additional maps,
such as BirdsEye satellite imagery,
Garmin custom maps, Inland Lakes,
TOPO, BlueChart g2, and City
Navigator maps.
Optional Fitness Accessories
Fitness accessories are available
for the eTrex 30. Before you can
use the tness accessory with
your device, you must install
the accessory according to the
instructions included with the
accessory.
You can use optional tness
accessories including a heart rate
monitor or a cadence sensor with
your device. These accessories use
ANT+
wireless technology to send
data to the device.
Using Optional Fitness
Accessories
1. Bring the device within range
(10 ft. or 3 m) of the ANT+
accessory.
2. Select Setup > Fitness.
3. Select Heart Rate Monitor or
Bike Cadence Sensor.
4. Select Search for New.
5. Customize your data elds to
view the heart rate or cadence
data (page 26).

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Garmin eTrex 20 Specifications

General IconGeneral
Outdoor (hiking, trekking)Yes
Marine (chartplotters, sounders)No
Routes quantity200
Number of waypoints2000
Form factorHandheld
Display diagonal2.2 \
Display resolution176 x 220 pixels
Display number of colors65536 colors
Display size (HxV) (imperial)1.7 x 1.4 \
Internal memory1740 MB
USB 2.0 ports quantity1
Battery typeAA
Battery life (max)25 h
Battery technologyNickel-Metal Hydride (NiMH)
Number of batteries supported2
Weight and Dimensions IconWeight and Dimensions
Depth33 mm
Width54 mm
Height103 mm
Weight141.7 g

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