The PowerBook G4 runs on the RISC-based PowerPC G4 processor, designed by the AIM (Apple/IBM/Motorola) development alliance and initially produced by Motorola.It was built later by Freescale, after Motorola spun off its. between 20 as part of its PowerBook line of notebooks. Assembled in China' but has no serial number, you might be eligible for a replacement USB-C charge cable. The PowerBook G4 is a series of notebook computers manufactured, marketed, and sold by Apple Computer, Inc. The cable's serial number is printed on its external housing, next to the words 'Designed by Apple in California. You can verify that you're using the correct version of the Apple USB-C Charge Cable with your Mac notebook and its USB-C AC Adapter. USB-C cables rated for 29W or 30W will work with any USB-C power adapter, but won't provide enough power when connected to a power adapter that is more than 61W, such as the 96W USB-C Power Adapter. If you use a higher wattage USB-C cable, your Mac will still charge normally.

For the best charging experience, you should use the USB-C charge cable that comes with your Mac notebook.