Apple Rechargeable Battery for 13" MacBook (Late 2008)

The Rechargeable Battery for 13" MacBook is a rechargeable, 45-watt-hour lithium-polymer battery for the 13" MacBook notebook computer. The battery is identical to the one that ships with the laptop, allowing it to serve as a spare or a replacement. This is an excellent solution for anyone who needs to replace their MacBook battery or would simply like a spare for extended usage away from a power source.