Bay Valley Parts 9-Cell 11.1V 7200mAh New Replacement Laptop Battery for DELL:0W077P,312-0186,312-0196,A3582354,A3582355,M905P,M909P,N855P,N856P,U150P,U164P,W080P,Y067P DELL: Studio 17,Studio 1745,Studio 1747,Studio 1749