The Lenovo 5B11N46031 is a laptop battery, model L22M3PG5, for use in a compatible laptop. Its part number identifies this specific battery variant and helps check whether it matches the replacement part specified for your laptop.
The three-cell battery has a listed capacity of 57Wh and a rated voltage of 11.52V. These identifiers help distinguish it from other battery versions.
Use it as a replacement where Lenovo 5B11N46031 is specified.