Over at Hackaday.io [AndyHull] popped open some cheap LiPo battery power packs to see if ... [Andy] looked at have a TP4221 controlling the charge cycle for up to four 18650 LiPo cells connected ...
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Charging and Discharging Your Smartphone Battery Correctly: Here's How Not to Ruin ItIt may seem counterintuitive to some, but charging our smartphone battery ... are equipped with lithium-ion (Li-ion) or lithium polymer (Li-po) batteries, which are lighter, more efficient ...
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