... 4VCapacity: 2400mAhWeight: 205gBattery Cells: 4 cells Replacement forReplacement for HP Presario B1900 series:B1903TU, B1904TU, B1905TU, B1921TU, B1923TU, B1924TU, B1925TU ... , B1952TU, B1953TU, B1954TU series laptop battery Part No.HSTNN-DB36, HSTNN-DB35We also manufacture ... battery charger, adapter Rechargeable laptop battery Replacement for HP Presario B1900 series