Bay Valley Parts 9-Cell 11.1V 7800mAh New Replacement Laptop Battery for DELL: Inspiron 1440 ,Inspiron 1440n,Inspiron 1750,Inspiron 1750n DELL:0F965N,0F972N,0G555N,0G558N,0H415N,0H416N,0J399N,0J410N,0J414N,0J415N,0K456N,312-0940,312-0941,F965N,F972N,G555N,G558N,H415N,H416N,J399N,J410N,J414N,J415N,K450N,K456N,P04E,P04E001,PP42L