04-30-2018, 08:20 PM
If you depend upon GPS, you should get a dedicated GPS unit.
I have a Garmin etrex 20x. That thing will run for months on a pair of AA eneloops. It's water proof too down to a depth of one meter. Try that with your phone.
I have a Garmin etrex 20x. That thing will run for months on a pair of AA eneloops. It's water proof too down to a depth of one meter. Try that with your phone.