Replacement for HP EliteBook 6930p, EliteBook 8440p, EliteBook 8440w , ... Notebook 6535b, Business Notebook 6730b, Business Notebook 6735b series laptop battery Part No.HSTNN-IB68, HSTNN-IB69, HSTNN-CB69, HSTNN ... HSTNN-W42C-A, HSTNN-W42C-BWe also manufacture Laptop battery tester,Laptop battery charger, adapter Rechargeable laptop battery Replacement for HP EliteBook 6930p, EliteBook 8440p, EliteBook ...