Navigate and communicate easily with the world using the rugged Garmin GPS MAP 66i. This product has built in inReach technology, button-operated handheld GPS (and satellite communicator with a satellite subscription) communicator enables you to set off an interactive SOS to GEOS. It also supports two-way messaging and location tracking using the 100% global Iridium satellite network. Featuring Garmin TOPO mapping to ensure a confident route, BirdsEye Satellite Photo downloads, multiple Global Navigation Satellite Systems (GNSS) support, navigation sensors and LiveTrack function. Wireless connection lets you look at Active Weather forecasts and Geocaching Live when out and about. Why not use the Garmin Explore website and app to help you manage your trips and routes, collections, waypoints and review trip data from the field? When undertaking longer activities, turn on Expedition mode for up to 200 hours of battery life in 30-minute tracking mode.