EPC Replacement BATTERY for HP EliteBook 6930p, EliteBook 8440p, EliteBook 8440w, ProBook 6440b, ProBook 6445b, ProBook 6450b, ProBook 6540b, ProBook 6545b, ProBook 6550b, ProBook 6555b Laptop Battery, Compatible Part Numbers: 482962-001, 484786-001, HSTNN-UB69, HSTNN-XB24, HSTNN-XB59, HSTNN-XB61, HSTNN-XB68, HSTNN-XB69, KU531AA