Laptop Battery PATONA for ASUS A31-X401, 4400mAh, Li-Ion, 11.1V:Have you been experiencing battery capacity loss? This model PATONA for ASUS A31-X401, 4400mAh, Li-Ion, 11.1V is a backup power supply for selected ASUS laptops. A laptop batterys low capacity or a power cut will not be your problem anymore. A backup laptop battery is useful as a second battery when you are on holiday and you dont have access to an electrical outlet, but still need to use your laptop. This laptop battery consists of 6 piece(s) quality cells and provides a capacity of 4400mAh. PATONA for ASUS A31-X401, 4400mAh, Li-Ion, 11.1V Battery Key Features Alternative Li-pol battery Safe alternative to the original battery Capacity: 4400mAh, voltage: 11,1V Supplies your laptop with power when youre travelling Delivers an improved battery life and allows you to get more work done Tip: Frequent use causes the battery to wear out. Follow the instructions on correct charging and discharging that you can find in the manual in order to reduce the risk of compromised performance.