BE&middot;SELL A42-K56 A31-K56 Laptop Battery for Asus A46E A56CM K46C K56CA S40C S405CA S505 S505C S56C S46C Ultrabook [14.8V 2600mAh] - 12 Months Warranty Voltage:14.8v Capacity:2600mAh Brand New, Full 1 year warranty CE-/FCC-/RoHS-certified for safety 100% OEM compatible! Guaranteed to meet or exceed OEM specifications!