3 ms·
A self-sufficient, proper GPS unit like something from Garmin. Battery life is still a point of failure. For a guaranteed failsafe fallback: A good old compass
by Dalewyn 4y ago
A self-sufficient, proper GPS unit like something from Garmin. Battery life is still a point of failure.
For a guaranteed failsafe fallback: A good old compass and paper maps of the area and knowing how to use them.