I got a Tekkeon TekCharge MP1550 AA-battery-to-USB1 charger for a backpacking trip. (Know what’s really useful pretty much anywhere? An iPhone.)
AA batteries are much more versatile than common lithium-ion battery-extender packs. You can buy AA batteries nearly anywhere that sells …
jordanyee reblogged this from marco and added:
trip, Marco Arment penned...post on the pros, cons, and, best way
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