CWK 7800mAh 9 Cell Capacity Battery for Acer Aspire 7740-7759 5741G-332G50Mn, 5741G-333G32Bn 5742ZG 5750G 7552 7552G 5250-BZ455 5250-BZ467 5251, 5251-1005, 5251-1549, BT.00603.111 AS10D8 Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 11.1 Volt (10.8 Volt compatible) Capacity: 7800mAh (Better than 6600mAh) 90 Day Money Back. Buy with confidence!