Explore more with this rugged handheld that offers optimal tracking accuracy, a 2.6-inch colour display and preloaded maps. Lens Material chemically strengthened glass Dimension 6.1 x 16.0 x 3.6 cm Weight 217 g with batteries Water rating IPX7 Display Type Transflective, 65K colour TFT Display Size 3.6 x 5.5 cm; 2.6-inch diagonal (6.6 cm) Display Resolution 160 x 240 pixels Battery type 2 AA batteries (not included); NiMH or Lithium recommended Battery life 16 hours Memory/History 16 GB (user space varies based on included mapping) Interface High-speed mini USB and NMEA 0183 compatible Maps & Memory Preloaded maps Yes (TopoActive; routable) Ability to add maps Basemap Automatic routing (turn by turn routing on roads) for outdoor activities Map segments 3,000 Satellite imagery 250 BirdsEye Imagery files Includes detailed hydrographic features (coastlines, lake/river shorelines, wetlands and perennial and seasonal streams) Includes searchable points of interests (parks, campgrounds, scenic lookouts and picnic sites) Displays national, state and local parks, forests, and wilderness areas External memory storage Yes (32 GB max microSD™ card) Waypoints/favorites/locations 5,000 Tracks 200 Navigation Track Log 10,000 points, 200 saved tracks Navigation Routes 200, 250 points per route; 50 points auto routing Sensors GPS GLONASS Galileo QZSS High-sensitivity receiver GPS compass (while moving) Multi-band frequency Daily Smart Features Smart notifications on handheld VIRB® Remote Pairs with Garmin Connect™ Mobile Outdoor Recreation Point-to-point navigation Area calculation FISH FORECAST Sun and moon information Geocaching-friendly Yes (Paperless) Custom maps compatible Yes (500 custom map tiles) Picture viewer Outdoor Applications Compatible with Garmin Explore™ app Garmin Explore website compatible Connections Connections Wireless Connectivity Yes - Bluetooth®, ANT+®