Laptop Battery -, Lithium-ion (Li-ion), 4400 mAh Is your laptop's battery life insufficient? This model - PATONA for Acer 4310/4520 4400mAh Li-Ion 11.1V is the right choice for selected Acer laptops. A dead laptop battery or a power failure won't catch you off guard. A spare laptop battery is suitable 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 be running. - PATONA for Acer 4310/4520 4400mAh Li-Ion 11.1V Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe alternative to the original battery Capacity: 4400mAh, voltage: 11,1V Designed for Acer laptops, more specifically the Aspire models Provides your laptop with power when you're travelling Ensures a longer battery life and increases your productivity Tip: Frequent use causes a reduced battery life. Please adhere to the instructions on correct discharging and charging that can be found in the...