Tell us how long you'll be away from any power source — see exactly which GPS devices will last the distance, plus honest battery tips for each one.
Pick the closest match to your typical trip
Under 10 hours — back to the car or charger same day
1–2 nights away from any power source
2–3 days in the backcountry
4–7 days — fully off-grid
7+ days or full hunting/hiking season