With this battery for your notebook you can get long hours of battery life without having to frequently plug-in to recharge. Long enough battery life is essential to optimizing your productivity while in meetings or traveling. This Smart Lithium-Ion battery works with your notebook to reduce power consumption, letting you work longer than with other types of batteries. Double your work time available without having to plug in to AC power Recharge the battery in your notebook using the AC adapter, whether the notebook is on or off Charge up completely, even if the battery isn't fully discharged.