Apple iBook 661-2611 Battery for Laptop - Notebook
Apple Powerbook G4 Battery 12 inch Aluminum - 661-2787 661-3051
Ever wanted to see what's Inside of a Powerbook G4 17" battery pack? Well here you go! I'm working on re-celling this pack with replacement cells. : r/VintageApple
NEW REPLACEMENT BATTERY FOR APPLE IBOOK G3/G4 12" 48WHR M8433 M8403 A1061 A1008 | eBay
Rebuilding a PowerBook G4 Battery « Keith's Electronics Blog
LMDTK New Laptop Battery For Apple PowerBook G4 15" A1106 A1045 A1078 A1148 E68043 M9325 M9325G/A M9325J/A free shipping - AliExpress Computer & Office