High Performance Lithium Ion Main Battery Pack for Apple PowerBook G4 1GHz (M8858LL/A) OEM Part # equivalent: M8244G/B, M8511, MC-G4, B-5902, 616-0132, 616-0133, 616-0139, 616-0151, 661-2441, 661-2561, 661-2740, A1012, M6091, M7710J/A, M7952J/A, M8244, M8244G, M8244G/A, M8858, M8858LL/A |