CUEPY&reg; 11.1V 90wh Notebook/ Laptop Battery For Dell Latitude E6400 E6410 E6510 M2400 M4400 M4500 P/N: F8TTW PT434 PT437 KY266 312-0748 FU274 FU571 MN632 MP303--15 Months Warranty Battery type: Li-ion Capacity: 90Wh Voltage: 11.1V Cell: 9 Compatible Part Numbers: 312-0748, 312-0749, 312-0753, FU441, FU444, FU571, HJ590, KY265, KY470, KY471, KY477, MP492, MP494, PT43, PT434, PT650, PT653, R822G, WG351, XP394 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargable with No Memory Effect and Power Surge Protection Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Excellent Customer Service,24 x 7 Email Support,12 Months warranty, 30 Days Money Back Guarantee!Buy with confidence!