NewerTech has announced the introduction a 74wh NuPower Lithium Ion replacement battery for iBook G3 and G4 14 / 14.1 inch models. Priced to sell at $130, this "new" battery is tested to be the longest lasting, longest running unit on the market, and provides up to 34 percent more capacity than Apple stock batteries.

NuPower high-capacity replacement battery options are available for every iBook and PowerBook model made from 1998 to 2006. A One-Year NewerTech warranty is included with all NuPower replacement batteries.

Also, NewerTech will recycle your old, and perhaps unsafe batteries for "free."