This brand new Acer E1-531 E1-571 replacement laptop battery features lithium-ion cells. Li-ion battery technology provides longer run times with less weight.

Li-ion batteries are not subject to the memory effect common with older battery technology. This laptop battery replacement is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.

You can expect about 2 hours to 2.5 hours of run time with this computer battery when new, depending on your energy use.

This battery replaces the Acer E1 series laptop batteries. If you don't see your model or part number go to our Acer laptop battery page for the complete list.