With a second battery for your Acer Notebook you can stay productive longer while in meeting or travelling getting extra hours of battery life without having to plug-in and recharge your primary battery.
Battery
Battery capacity:
9000 mAh
Battery technology:
Lithium-Ion (Li-Ion)
Compatible products:
Aspire 4820T/4820TG/5820T/5820TG/7745/7745G
Number of battery cells:
9