Garmin GPSMAP 66i, GPS Handheld and Satellite Communicator, Featuring TopoActive mapping and inReach Technology

Large 3 inch Sunlight-readable color display for easy viewing
Trigger an interactive SOS to the geos 24/7 search and rescue monitoring center, two-way messaging via the 100% Global Iridium satellite network (satellite subscription required)
Preloaded Garmin TOPO mapping with direct-to-device Birdseye satellite imagery downloads (no annual subscription), includes multiple global navigation satellite systems (GNSS) support and navigation sensors