Garmin Montana 710i, Rugged GPS Handheld Navigator with Built-in inReach Technology for SOS and 2-way Texts in Remote Areas, 5" Touchscreen, Satelite Imagery and Maps for Routing on Roads or Trails Worldwide two-way communication and 24/7 SOS emergency function via Iridium satellite system. Live tracking independent of mobile network GPS, GLONASS & GALILEO for position tracking Lithium battery, rechargeable with a runtime of up to 440 hours (depending on live tracking setting) Lithium battery removable - 90 g (included) Dimensions of 9.19 x 18.3 x 3.27 cm and a weight of 41 0 g (incl. lithium-ion battery out of scope of delivery) 5-inch display with 480 x 800 pixel resolution Waterproof according to IPX7 and shock/temperature resistant according to MIL-STD-810 32 GB internal memory, microSD card Barometric altimeter, 3-axis compass