Lenovo Battery Internal 6Cell 68Wh LiIon

Lenovo 5B11M90089 is an internal lithium-ion laptop battery for a compatible laptop. It is also identified by battery model L19C6P72, connecting the Lenovo spare part number with the pack’s model designation.

The pack has six cells and a stated energy capacity of 68 Wh, with a listed voltage of 11.52 V. These figures describe its cell configuration and electrical capacity when checking whether it matches a laptop’s requirements.

It is assembled from lithium-ion cells. Documentation says packs of this type may include a casing, protection circuit boards, safety devices and interface terminals. This is an internal battery component for a compatible laptop.