This is a brand new Acer AP20BHU battery. This Acer AP16A4K battery is compatible with the Aspire One Cloudbook 11 AO1 and Swift 1 SF113-31. battery part numbers. Additional compatible models and battery part numbers are listed below.

This Acer AP16A4K battery is rated 11.25 volts and 42 Whr and will normally last 6 hours on a full charge. You can get longer battery life by dimming your screen and closing unused programs and applications.

This Acer AP16A4K battery is typically superior to the original battery and is 100% compatible with your Acer Swift laptop. 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 AP16A4K battery when new. Even longer run time can be achieved by minimizing your screen brightness and energy use.