Selling my Garmin inReach Explorer+ Unit works great and battery life is phenomenal! The screen has some small scratches (see photo) from taking it climbing but there is no impact to function.

$225 shipped. I can DM the IMEI number (i.e., prove ownership) upon request.

Stuff from their website:

* 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
* Pair with mobile devices using the free earthmate app for access to downloadable maps, U.S. NOAA charts, color aerial imagery and more
* inReach Explorer+ device adds preloaded Delorme topo maps with onscreen GPS routing plus built in digital compass, barometric altimeter and accelerometer

DIMENSION 2.7" x 6.5" x 1.5" (6.8 x 16.4 x 3.8 cm) with keypad and SOS door bump
WEIGHT 7.5 oz (213.0 g)
WATERPROOF IPX7
BATTERY LIFE
Up to 100 hours at 10-minute tracking mode (default)
Up to 75 hours at 10-minute tracking with 1-second logging
Up to 30 days at the 30-minute interval power save mode
Up to 3 years when powered off