Apple PowerBook G4 17-inch Rechargeable Battery

Original rechargeable battery for a 17-inch Apple PowerBook G4, specifically Model A1039. This Li-ion battery operates at 10.8V and typically has an original capacity of 5400mAh. Replacement & Compatibility: - Finding brand-new original Apple batteries for this vintage laptop (circa 2003) is difficult as they are long discontinued. However, several options remain: - Compatible Models: The A1039 is generally interchangeable with model A1057. - Installation: This is a user-removable battery. On the 17-inch Aluminum PowerBook G4, you simply push two retaining tabs away from the battery to pop it out.