Genuine HP RR03XL 4-Cell 11.4V 48Wh Battery for ProBook 430/440/450/470 G4 (851610-855)

New, genuine HP replacement battery RR03XL for ProBook G4 series. This 4-cell battery delivers 11.4V and 48Wh capacity and is a direct fit for HP ProBook 430, 440, 450 and 470 G4 models. OEM part number 851610-855. Ideal as an authentic, factory-equivalent replacement to restore original battery performance.