ELECBRAiN 9Cell 90WH Replacement Battery for Dell Latitude E6400 E6410 E6500 E6510 Precision M2400 M4400 M4500 M6500 P/N's: KY265 PT434 312-0749 Battery type: Li-ion; Capacity: 90Wh; Voltage: 11.1V; Cells: 9-cell. 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 Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargable with No Memory Effect and Power Surge Protection Elecbrain is 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!