HP Original HS04 4-Cell Notebook Battery (N2L85AA) for HP 250G4/Pavilion 14/15-ac/af/ad/aj0xx HP HS04 4-cell Notebook Battery is compatible with: HP 240 G4 Notebook PC;HP 245 G4 Notebook PC;HP 250 G4 Notebook PC;HP 255 G4 Notebook PC;Pavilion 14-ac0XX; Pavilion 14-ac1xx;Pavilion 14-af0XX;Pavilion 14g-ad1XX;Pavilion 14q-aj1XX;Pavilion 15-ac0XX;Pavilion 15-af0XX;Pavilion 15g-ad0XX;Pavilion 15q-aj0XX;Battery Recharge Time System ON: 2.1 hours; System OFF: 2.5 hours