Aspire One Battery 6-cell 5300mAh Netbook Battery Lasts up to 8:26 Hours. Longer Than the 3 Cells Acer Aspire One Battery - Color: Black Type: High performance ultra-density True-Cell(TM) Li-ion 6-cell 5300mAh battery Compatibility: All Acer Aspire One 8.9 and 10.1 models (Not working for 11.6" models) Battery life: Up to 8:26 hours under minimum load (individual result may vary) Warranty: 12 Months Color: Black