: Found specifically in Lenovo IdeaPad models such as the U460 and U460s.
: Includes safeguards against incorrect voltage, short circuits, and internal overheating to protect both the battery cells and the motherboard. Core Functional Features 8681l ic datasheet
For technicians looking for replacement parts on MacFactory or AliExpress , it is vital to ensure the part number matches exactly ( or OZ8681L ). : Found specifically in Lenovo IdeaPad models such