Superb Choice 9-cell ACER Aspire One D257E Laptop Battery Type: Li-Ion Voltage: 11.1V Capacity:6600mAh;9 cells; 1 year replacement warranty,30-day refund guarantee after the purchase. High capacity battery certified by CE and RoHS, This battery was tested and proven to match and/or exceed original specifications of ACER products If your original battery is a 6-cell battery, this 9-cell battery has much higher capacity and works longer hours after each charge. However, it is bigger, heavier and sticks out due to the extra 3 cells. It will still fit in your laptop. Replacement For: ACER AL10A31 AL10B31 AL10G31 AK003BT.071 AK .006BT .074 ICR17/65L C .BTP00 .12L C.BTP00.128 Fit Machine Models: ACER Aspire One D257E

Superb Choice 9-cell ACER Aspire One D257E Laptop Battery Type: Li-Ion Voltage: 11.1V Capacity:6600mAh;9 cells; 1 year replacement warranty,30-day refund guarantee after the purchase. High capacity battery certified by CE and RoHS, This battery was tested and proven to match and/or exceed original specifications of ACER products If your original battery is a 6-cell battery, this 9-cell battery has much higher capacity and works longer hours after each charge. However, it is bigger, heavier and sticks out due to the extra 3 cells. It will stil