CWK&reg; 7800mAh 9 Cell New High Capacity Battery for HP EliteBook 8440P 8440W ProBook 6450B 6455B 6540B 6545B 6550B 6555B 6930p 8440p 8440w 458640-542 6440b KU531AA TD06 TD06055 HP Compaq 6535b 6530b 6730b 6735b 6930p KU531AA 6700b 6500b HP HSTNN-XB69 HSTNN-XB68 HSTNN-XB61 HSTNN-XB59 HSTNN-UB69 HSTNN-IB69 HP EliteBook 6930p 8440p 8440w HSTNN-IB68 HSTNN-IB69 HSTNN-I45C HSTNN-UB68 HSTNN-UB69 486295-001 HSTNN-I44C HSTNN-I45C 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!