Garmin eTrex 20 User Manual

owner’s manual for use with models 10, 20, 30 21
Geocaches
EN
• To enter a comment about
looking for the cache or
the cache itself, select
Add Comment, enter a
comment, and select Done.
chirp
™
chirp programming and searching is
available on the eTrex 30.
A chirp is a small Garmin accessory
that you can program and leave
in a geocache. Only the owner
of the chirp can program a chirp,
but anyone can nd a chirp in a
geocache. For more information
about programming a chirp, see
the chirp Owner’s Manual at http://
www.garmin.com.
Enable chirp Searching
1. Select Setup > Geocaches.
2. Select chirp
™
Searching > On.
Finding a Geocache with a
chirp
1. Select Geocaches > menu >
Show chirp
™
Details.
2. Begin navigating to a geocache
(page 20).
When you are within 33 feet
(10 m) of the geocache that
contains a chirp, details about
the chirp appear.
3. If available, select Go to
navigate to the next stage of
the geocache.

Garmin eTrex 20 Specifications

General

Outdoor (hiking, trekking)	Yes
Marine (chartplotters, sounders)	No
Routes quantity	200
Number of waypoints	2000
Form factor	Handheld
Display diagonal	2.2 \
Display resolution	176 x 220 pixels
Display number of colors	65536 colors
Display size (HxV) (imperial)	1.7 x 1.4 \
Internal memory	1740 MB
USB 2.0 ports quantity	1
Battery type	AA
Battery life (max)	25 h
Battery technology	Nickel-Metal Hydride (NiMH)
Number of batteries supported	2

Weight and Dimensions

Depth	33 mm
Width	54 mm
Height	103 mm
Weight	141.7 g