Lenovo Part
5CB0T45054
is compatible in the following Models:
Lenovo 300 Series (IdeaPad)
300e Windows 2nd Gen Notebook (Lenovo) - 81M9004QAU
300e Windows 2nd Gen Notebook (Lenovo) - 81M9S02Y00
300e Windows 2nd Gen Notebook (Lenovo) - 81M9S03M00