Electronics Garmin eTrex 10 Worldwide Handheld GPS Navigator

Rugged handheld navigator with preloaded worldwide basemap and 2.2 inch monochrome display
WAAS enabled GPS receiver with HotFix and GLONASS support for fast positioning and a reliable signal
Waterproof to IPX7 standards for protection against splashes, rain, etc.
Support for paperless geocaching and Garmin spine mounting accessories. Power with two AA batteries for up to 20 hours of use (best with Polaroid AA batteries)
See high and low elevation points or store waypoints along a track (start, finish and high/low altitude) to estimate time and distance between points

Size:One

	eTrex 30x	eTrex 20x	eTrex 10
Display size, WxH	1.4" x 1.7" (3.5 x 4.4 cm); 2.2" diag (5.6 cm)	1.4" x 1.7" (3.5 x 4.4 cm); 2.2" diag (5.6 cm)	1.4" x 1.7" (3.6 x 4.3 cm); 2.2" diag (5.6 cm)
Display resolution, WxH	240 x 320 pixels	240 x 320 pixels	128 x 160 pixels
Display type	2.2" transflective, 65K color TFT	2.2" transflective, 65K color TFT	transflective, monochrome
Barometric altimeter	✓
Electronic compass	✓
Ability to add maps	✓	✓
Routes	200	200	50
Track log	10,000 points, 200 saved tracks	10,000 points, 200 saved tracks	10,000 points, 200 saved tracks
Automatic routing (turn by turn routing on roads)	Yes (with optional mapping for detailed roads)	Yes (with optional mapping for detailed roads)
Custom maps compatible	✓	✓