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Nitecore NB10000 Gen2 Power Bank
If you’re navigating with a phone (especially an old backup phone), a power bank is non-negotiable. I bring one so I’m not gambling my navigation and safety on a single battery.
Buy on Nitecorestore
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Pros
- +Keeps your phone (and backup phone) running for navigation
- +Simple way to improve reliability when using phone GPS
Cons
- -Adds extra weight compared to going without a backup power source
