This brand new Fujitsu Lifebook S935 battery is rated 10.8 volts and 72 Whr and will normally alst 4 hours on a full charge. You can get longer battery run time by dimming your screen and closing unused programs and applications.

This Lifebook S935 battery is 100% compatible with the original Fujitsu battery specifications and is individually tested and backed by a 1 year warranty.

You can expect about 2 hours to 4 hours of additional run time with this Fujitsu Lifebook S935 battery when new, depending on your energy use.