Garmin GPS

Specification of Etrex20 2.2" 65K color, sunlight-readable display GPS and GLONASS satellites for faster positioning Paperless geocaching 25-hour battery life with 2 AA batteries Paperless Geocaching Track More Satellites Pick Your Profile More Dashboards in More Places Advanced Tracking Extensive Map Support With its microSD™ card slot and larg

Specifications of garmin basic model 2.2" monochrome display, easy to read in any light GPS and GLONASS satellites for faster positioning Paperless geocaching 25-hour battery life with 2 AA batteries eTrex Quality eTrex stores data in universally accepted GPX file format so its compatible with a variety of computer applications (best when used with BaseCamp™. Includes a worldwide basemap, improved interface and added support for spine mounting. Withstands dust, dirt, humidity and water. Locates your position quickly and precisely, and maintains it even in heavy cover and deep canyons.