This Laptop Battery can replace the following part number : For LENOVO 121500191 45N1184 45N1185 4ICR18/65 4ICR19/66 L12L4E55 L13M4A01 L13L4A01 This Laptop Battery is also compatible with the following models : For LENOVO For LENOVO B40 Series For LENOVO B50 Series For LENOVO N40 Series For LENOVO N50 Series For LENOVO M4400 Series For LENOVO V4400 Series For LENOVO Eraser B40 Series For LENOVO Eraser B50 Series For LENOVO Eraser N40 Series For LENOVO Eraser N50 Series For LENOVO Eraser M4400 Series For LENOVO Eraser M4450 Series For LENOVO IdeaPad B40 Serie For LENOVO IdeaPad B50 Series For LENOVO IdeaPad N40 Series For LENOVO IdeaPad N50 Series For LENOVO IdeaPad M4400 Series For LENOVO IdeaPad M4450 Series For LENOVO IdeaPad V4400 Series For LENOVO IdeaPad V4.
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