CWK 7800mAh 9 Cell Capacity Battery for HP Pavilion dm4-1173cl dm4-1253cl dm4-2015dx dv5-2077cl HP dv6-3227cl dv6-3240ca dv6-3264ca dv6-3286ca dv6t-3200 HP 586028-341 586006-321 586006-3 Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 10.8 Volt (11.1 Volt compatible) Capacity: 7800mAh (Better than 6600mAh) 90 Day Money Back. Buy with confidence!