11.10V,6600mAh,Li-ion, Replacement Laptop Battery for ACER Aspire 3640, 3670, 5590, Extensa 3100, 4130, 4220, 4230, 4420, 4620, TravelMate 3010, 4320, 4330, 4335, 4520, 4720, 4730, 6252, 6293-63116452, ACER Aspire 2420, 2920, 2920Z, 3620, 5540, 5550, 5560 Series, ACER Extensa 4120, 4630 Series, ACER TravelMate 2420, 2440, 3240, 3250, 3280, 3300, 6231, 6291, 6292, 6492, 6493, 6553, 6593 Series, Compatible Part Numbers: AK.006BT.021, AK.009BT.056, BT.00603.012, BT.00603.039, BT.00603.040, BT.00603.044, BT.00604.005, BT.00604.006, BT.00604.017, BT.00604.027, BT.00605.006, BT.00605.007, BT.00607.003, BT.00607.009, BT.00904.003, BTP-AMJ1, BTP-ANJ1, BTP-AOJ1, BTP-APJ1, BTP-AQJ1, BTP-ARJ1, BTP-AS3620, BTP-ASJ1, BTP-B2J1, GARDA31, GARDA32, LC.BTP00.021, LC.BTP00.022, LC.BTP01.010, LC.BTP01.011, LC.TG600.001, MS2180, TM07B41 Voltage: 11.10V ///Capacity: 6600mAh Battery Type: Li-ion///Color: Black Dimension: 204.05 x 48.95 x 21.05 mm///Weight: 538.8 g