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I thought you were supposed to charge them fully, then let them drain almost completely, then charge them, and so on.

But this month’s issue of PC World says that’s only the case for (older) nickel-cadmium batteries, and that current lithium-ion batteries have “the opposite problem”—does that mean they best keep their capacity if you leave them plugged in as much of the time as possible?

i have a laptop that needs a new battery.. but they sell 2 different types of batteries.. lithium-ion and titanium… anyone kno which one is better….

I know a lithium last for about 3 hours before recharging. How long does a 6 cell last before needing to be recharged ?

  

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