Has your laptop battery been losing charge? This model Avacom for Dell Inspiron 15 7559 7557 Li-Ion 11.1V 6660mAh 74Wh is a backup power supply for selected models of Dell laptops. A flat laptop battery or a power failure won't take you by surprise. A backup laptop battery is suitable as a second battery when you are on holiday and you can't access an electrical outlet, but still want your laptop to stay switched on. This model features 3 piece(s) high-quality cells and provides a capacity of 6,66Ah.
Tip: Frequent use reduces battery life. Follow the instructions on correct charging and discharging that you can find in the manual in order to reduce the risk of compromised performance.
Specifications can be changed without notice. Images are for illustrative purposes only.