Li-ion Battery for Acer BTP-AMJ1 BTP-APJ1 BTP-AQJ1 BTP-ARJ1 BTP-ASJ1 garda32 Battery Type : Lithium-Ion - Capacity : 48840 mW-h - Voltage: 11.1V This Product has 12 Months Replacement Warranty 100% OEM compatible Package Includes : 1 pcs laptop battery