This is a brand new Acer AP1505L battery for the Acer Aspire S13 S5-371 series.

This Acer AP1505L battery is rated 11.25 volts and 45 Whr and will normally last 5-7 hours on a full charge. You can get longer battery life by dimming your screen and closing unused programs.

This Acer Aspire S13 S5 371 battery is typically superior to the original battery and is 100% compatible with your Acer Aspire notebook computer. Each battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 6 hours of run time with this Acer AP1505L battery when new. Even longer run time can be achieved by minimizing your screen brightness and energy use.