L15S4A01, L15L4A01, L15M4A01, L15M4E01, L15S4E01. IdeaPad 100-15IBD, IdeaPad 110-15ISK, IdeaPad 100S, V4400 models. Lenovo IdeaPad 100 Series Genuine Lenovo Laptop Battery – Fully Tested - minimum of 91% health.
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