Laptop Battery AVACOM for HP ProBook 4510s, 4710s, 4515s series Li-Ion 10.8V 4400mAh:Do you need to improve the battery life of your laptop? This model AVACOM for HP ProBook 4510s, 4710s, 4515s series Li-Ion 10.8V 4400mAh is the right choice for selected HP laptops. A dead laptop battery or a blackout wont upset you anymore. A spare laptop battery is suitable as a second battery when you are on holiday and you cant access an electrical outlet, but still need to keep your laptop running. This model comes equipped with 6 piece(s) high-quality cells and offers a capacity of 4400mAh. AVACOM for HP ProBook 4510s, 4710s, 4515s series Li-Ion 10.8V 4400mAh Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe alternative to the original battery Capacity: 4400mAh, voltage: 10,8V Compatible with HP laptops, more specifically the ProBook models Supplies your laptop with extra power if you happen to run out Keeps your laptop running and allows you to work longer Tip: Frequent use causes a reduced battery life. Please adhere to the instructions on correct discharging and charging that can be found in the manual in order to reduce the risk of compromised performance.