How to get service on an Apple laptop battery
The lithium-ion battery in your Mac laptop will lose its ability to charge to its maximum factory-made capacity over time—but you don’t have to take that change lying down. Depending on the level remaining, you might be able to get a free replacement from Apple.
Lithium-ion batteries transformed laptops and mobile devices. They allowed for a greater density of stored energy compared to earlier generations of nickel-metal-hydride batteries. This newer material loses charge much more
