DJW 11.1V 85Wh New Laptop Battery for Dell Studio 1749;dell studio 1747;dell studio 17;dell studio 1745;Compatible P/N: N856P U164P u150p M905P 312-0196--12 Months Warranty Battery Type: Li-ion;Capacity: 85WH;Voltage: 11.1V;Cells: 9-cell; Fit laptop models: Dell Studio 1749;dell studio 1747;dell studio 17;dell studio 1745 Compatible P/N:0W077P,312-0186,312-0196,A3582354,A3582355,M905P,M909P,N855P,N856P,U150P,U164P,W080P,Y067P CE/ROHS Certified for Security Assurances,100% New Brand,100% Compatibility With the OEM Our Service: Focus On Providing Quality Power Products and Excellent Customer Service,24 x 7 Email Support,12 Months warranty, 30 Days Money Back Guarantee!Buy with confidence!