Geotab offers Iridium satellite GPS fleet tracking solutions. The Iridium modem has been integrated with the Geotab GO platform as a means of communication when the device is out of cellular coverage. It will send positional updates over the Iridium network, providing a highly robust telematics solution in remote areas. You can learn more about how to use GPS technology for safety monitoring on the Geotab blog.
For further information, please see Benefits of Iridium Satellite Tracking