Super Hi-Capacity 7800mAh/87Wh, 11.1V, 9 cells/Samsung cell, Laptop Battery BATEFL50L6C40, BT.00604.001 for ACER Aspire 3050, 3680, 5570, Travelmate 3210, 4310, Extensa 2400, Extensa 2480 Replacement Laptop Battery for Acer Aspire 3030 3050 3200 3600 3680 5030 5050 5500 5550 5570 5580 Series Compatable Part Number: BATEFL50L, BATEFL50L6C40, BATEFL50L6C48, BATEFL50L9C72, BT.00603.006, BT.00603.010 Li-Ion, 11.1V, 7200mAh (Extended Capacity), Black Brand new, one year warranty!