... T,West union 2200mAh Replacement Laptop Batteries for Notebook 520 Product DescriptionReplacement Laptop Batteries For HP Business Notebook 520Condition: ... IB44 HSTNN-C29CHSTNN-FB39434045-661Fit Laptop Models:HP 500 520 530 5000 5100 SeriesIf the product specification above ... adapters which are compatibled with well-known brand notebooks including: IBM, Sony, Toshiba, HP, Acer, Compaq, DELL, Lenovo, ...