I've got this for backpacking: https://www.amazon.com/Garmin-GPSMAP-Handheld-Satellite-Communicator/dp/B07S5GK8NL https://www.amazon.com/Garmin-GPSMAP-Handheld-

I've got this for backpacking: https://www.amazon.com/Garmin-GPSMAP-Handheld-Satellite-Communicator/dp/B07S5GK8NL https://www.amazon.com/Garmin-GPSMAP-Handheld-Satellite-Comm... It allows for text messages via satallite and the service is fairly affordable.