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| Physical dimensions | 2.5" x 6.4" x 1.4" (6.2 x 16.3 x 3.5 cm) |
| GPS | Yes |
| High-sensitivity receiver | Yes |
| Interface | high speed micro USB and NMEA 0183 compatible |
| Display size | 1.5"W x 2.5"H (3.8 x 6.3 cm); 3" diag (7.6 cm) |
| Water rating | IPX7 |
| Display resolution | 240 x 400 pixels |
| Weight |
8.1 oz (230 g) with batteries |
| Display type | transflective color TFT |
| Battery type | 2 AA batteries (not included); NiMH or Lithium recommended |
| Battery life |
Up to 16 hours |
| Waypoints/favorites/locations | 10000 |
| Track log | 20000 points, 250 saved gpx tracks, 300 saved fit activities |
| Preloaded maps |
yes (topographic 100k for U.S. and Canada, not routable) |
| External memory storage | yes (32 GB max microSD™ card) |
| Routes | 250, 250 points per route; 50 points auto routing |
| Basemap | Yes |
| Memory/History | 16 GB (user space varies based on included mapping) |
| Ability to add maps | Yes |
Access multiple global navigation satellite systems (GPS, GLONASS and Galileo) to track in more challenging environments than GPS alone.
Navigate every trail with ABC sensors, including an altimeter for elevation data, barometer to monitor weather and 3-axis electronic compass.
Download high-resolution photo-realistic maps directly to your device without an annual subscription. Easily find trails, pick stand locations, find parking, create waypoints and more.
Preloaded TOPO U.S. and Canada maps show you terrain contours, topographic elevations, summits, parks, coastlines, rivers, lakes and geographical points.
When paired with your compatible smartphone, you can get real-time forecast information and live weather radar, so you’re always aware of the surrounding conditions.
This handheld is built to military standards for thermal, shock and water performance (MIL-STD-810), and it’s even compatible with night vision goggles.
The GPSMAP 66 series helps you keep gear to a minimum with a built-in LED flashlight that can be used as a beacon to signal for help.
Get automatic cache updates from Geocaching Live, including descriptions, logs and hints. When connected via Wi-Fi® technology or to the Garmin Connect™ app, each find will upload to your Geocaching.com profile.
Ski, climb, hike, camp, and summit with expert-curated, guide-tested outdoor gear from top brands. Shop online or visit us in Seattle for friendly advice!
Not valid on sale items, Garmin products, or Totem Cams. Other exclusions may apply
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