CWK 7800mAh 9 Cell Capacity Battery for Acer Aspire AS5750-6419, AS5750-6438, AS5750-6439 AS5750-6451 AS5252-V333 AS5252-V476 AS5252-V518 AS5252-V602 AS5252-V955 AS5750Z-4477 AS5750Z-483 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!