Laptop Battery AVACOM for HP ProBook 4730s Li-Ion 14.4V 4400mAh:Do you need to improve the battery life of your laptop? This model AVACOM for HP ProBook 4730s Li-Ion 14.4V 4400mAh is the right choice for selected models of HP laptops. A dead laptop battery or a blackout will not disconcern 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 want your laptop to be running. The battery features 8 piece(s) quality cells and offers a capacity of 4400mAh. AVACOM for HP ProBook 4730s Li-Ion 14.4V 4400mAh Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe alternative to the original battery Capacity: 4400mAh, voltage: 14,4V Designed for HP laptops, 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 affects battery life . Please adhere to the instructions on correct charging and discharging that you can find in the manual to slow down capacity loss.