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The affected notebooks include the 12-inch iBook G4, the 12-inch PowerBook G4, and the 15-inch PowerBook G4. The model number of the iBook is A1061, with battery serial numbers including ZZ338 through ZZ427, 3K429 through 3K611, and 6C510 through 6C626. For the 12-inch PowerBook G4, the model number is A1079, with the affected battery numbers listed as ZZ411 through ZZ427 and 3K428 through 3K611. For the 15-inch PowerBook G4, the affected models are the A1078 and the A1148l, with the battery numbers listed as 3K425 through 3K601, 6N530 through 6N551, and 6N601. (source)