Laptop Battery PATONA for ASUS X551, 2600mAh, Li-Ion, 14.4V, PREMIUM:Has your laptop battery been losing charge? The battery PATONA for ASUS X551, 2600mAh, Li-Ion, 14.4V, PREMIUM is a power supply replacement for selected ASUS laptops. A laptop without enough power or a blackout wont catch you off guard. A spare laptop battery is useful as a second battery when you are on holiday and it is not possible to connect your device to an electrical outlet, but still need to use your laptop. PATONA for ASUS X551, 2600mAh, Li-Ion, 14.4V, PREMIUM Battery Key Features Alternative Lithium-ion (Li-ion) battery Safe substitute for the original battery Capacity: 2600mAh, voltage: 14,4V Provides your laptop with power when you are on the go Ensures a longer battery life and allows you to work longer Tip: Frequent use affects the performance of the battery. Please follow the instructions on correct charging and discharging that you can find in the manual to slow down capacity loss.