The battery provides power to every component of the device to keep it up and running. For iPhone, it’s being powered by a lithium-ion battery. One of the best things about this is that it has no memory effect. Memory effect basically means that you don’t have to completely discharge the battery before recharging it back. Of course, sooner or later this battery will die, but it will take hundreds of charge cycles first before it completely bid its goodbye. For iPhone batteries, it can still retain 80% of its original capacity after 500 charge cycles. Now what does charge cycle means? Read on to find out more.
