Newer Technology has announced the US$99 NuPower 52 Watt-Hour High Capacity Replacement Battery for Late 2008/Early 2009 15-inch MacBook Pro “Unibody” laptops. The company says it offers up to 4% greater capacity over the factory original battery for longer runtimes.

The battery is available immediately at NewerTech NuPower high capacity replacement batteries are available for nearly every Mac notebook computer model produced from 1998 to 2008 including G3 PowerBooks with up to 87% more capacity, G4 PowerBooks with up to 50% more capacity, and iBooks with up to 67% more capacity.

A one year NewerTech Warranty is included with all NuPower replacement batteries. For more info on the complete NuPower battery line for Apple notebooks, go to .