Laptop Battery PATONA for Acer 5220/5920, 4400mAh, Li-Ion, 11.1V:Is your laptops battery life insufficient? The battery PATONA for Acer 5220/5920, 4400mAh, Li-Ion, 11.1V is a power supply replacement for selected Acer and Packard Bell laptops. A laptop batterys low capacity or a power cut wont take you by surprise. A backup laptop battery is useful as a second battery when you are on holiday and it is not possible to connect your device to an electrical outlet, but still want your laptop to stay switched on. PATONA for Acer 5220/5920, 4400mAh, Li-Ion, 11.1V Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe substitute for the original battery Capacity: 4400mAh, voltage: 11,1V Suitable for Acer and Packard Bell laptops, specifically the EasyNote, Aspire and eMachines models Supplies your laptop with power when youre travelling Delivers an improved battery life and increases your productivity Tip: Frequent use causes the battery to wear out. Please follow the instructions on correct charging and discharging that you can find in the manual in order to reduce the risk of compromised performance.