6 Cell A32-U31 A42-U31 Replacement Battery for Asus P41F P41J P41JC P41JG U31E U31F U41JF P31S -  -  - Battery Type: Li-ion, Battery Volt: 10.8 V, Capacity: 4400 mAh, Battery Color: Black, Condition: 100% New, Warranty: 12 months