Anker 313 Power Bank (PowerCore 10K)

Anker Portable Charger, PowerCore Slim 10000 Power Bank, 10000mAh Battery Pack, High-Speed PowerIQ Charging Technology

Why We Love It

This powerbank is just about the most efficient you can get on the market in terms power per ounce of weight... perfect for those backcountry hunts where you need to keep devices charged and don't want to weigh down your pack too much.