Laptop Battery AVACOM for Dell Vostro 3400/3500/3700 Li-Ion 11.1V 4400mAh:Is your laptops battery life insufficient? This model AVACOM for Dell Vostro 3400/3500/3700 Li-Ion 11.1V 4400mAh is a source of energy for selected Dell laptops. A laptop without enough power or a power cut will not disconcern you anymore. A backup laptop battery is useful as a second battery for your travels when you dont have access to an electrical outlet, but still want your laptop to be running. The battery consists of 6 × quality cells and provides a capacity of 4400mAh. AVACOM for Dell Vostro 3400/3500/3700 Li-Ion 11.1V 4400mAh Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe substitute for the original battery Capacity: 4400mAh, voltage: 11,1V Compatible with Dell laptops, specifically the Vostro models Supplies your laptop with power when you are on the go Ensures an improved battery life and increases your productivity Tip: Frequent use affects battery life . Please follow the instructions on correct charging and discharging that you can find in the manual in order to reduce the risk of compromised performance.