Lenovo Y50 / C500 / Z51 Battery (L14L4E01 OEM Replacement)

This battery is designed for Lenovo IdeaPad Y50, Y50-70, Z51, and related V4000/C500 series laptops. It is a 4-cell lithium-ion internal battery used in multimedia laptops, providing stable power for everyday tasks such as browsing, office work, and media playback. The most common part number is L14L4E01, also compatible with L14M4E01 and L14S4E01 depending on production batch and model configuration.