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3.7V_Li-ion_18650
document updated 9 months ago, on Feb 6, 2024
my use-cases for 3.7v Li-ion batteries
flashlights, so POWERFUL!!
done!
to charge cellphones in the event of a power outage
done!
TODO: explore if they can be used to jump-start a car's lead-acid battery
[1]
background reading
[1]
[2]
[3]
a pack of 18650s that can be used to
run any 12v cigarette-lighter device