Acer laptop owners ensure their equipment works wherever they are with new, guaranteed Acer batteries. Our Acer batteries for Acer laptops are satisfaction guaranteed and brand new. Lithium Acer laptop batteries are based on Grade A battery cells. The wide selection here includes 6-cell, 8-cell and 9-cell batteries for Acer laptops ?supporting the range of Acer models from the Extensa 5220 to the Aspire 5100 to the Aspire One (each Acer battery lists specific model compatibility). Acer laptop batteries and other Acer batteries sell at steep discount to retail and typically ship same business day as ordered.