NewerTech® : Batteries : Notebook Battery Charger and Conditioner for PowerBook G4 12-inch Aluminum
NEW REPLACEMENT BATTERY FOR APPLE IBOOK G3/G4 12" 48WHR M8433 M8403 A1061 A1008 | eBay
Apple iBook 12 inch G3 G4 Laptop Battery A1061 - 6 Cell 5200 mAh - YouTube
Apple iBook G4 14" 1.42ghz | 768mb RAM | 60gb HDD | Battery | OS 10.4.11 | eBay
Apple IBook G4 14 Inch Battery
Picked up a PowerBook G4, but with poor battery. Anyone knows a good way to revive or replace the battery in these? It seems impossible to find a replacement battery (at least
Rebuilding a PowerBook G4 Battery « Keith's Electronics Blog