Garmin inReach SE+, Handheld Satellite Communicator with GPS Navigation Price: $379.99$699.97 (as of 01/26/2022 05:54 PST- Details)

100 percent global Iridium satellite coverage enables two way text messaging from anywhere (satellite subscription required)
Trigger an interactive SOS to the 24/7 search and rescue monitoring center
Track and share your location with family and friends. Water rating : IPX7. Battery : Rechargeable internal lithium ion