ZTHY Compatible 9-Cell 11.1V 7800mAh New BTY-M6D Laptop Battery Replacement for MSI GT60 GT70 GX60 GT660 GX660 GT680 GX680 GT780 GT780R GT663R GT660R Series Notebook 0NC-004US 0NC-007 Battery type:Li-ion, CE FCC Certified for safety,100% OEM compatible Voltage:11.1V,Capacity:7800mAh/9cell, Replace part number BTY-M6D Fit for MSI GT780R MSI GT663R GT660R Compatible models:GT660-003US, GT660-004CA, GT660-448PL, GT660, GT660-i7-740QM, GT660R-003, GT660R-004, GT660R-004US, GT660R-205NL, GT660R-494US, GT660R, GT663-004, GT663-415NE, GT663-417CS, GT663-436NL, GT663-437BE, GT663-626XID Meets and exceeds OEM specifications and lasts longer hours ZTHY Warranty: 12 Months Warranty, 30 days money back guarantee. With Hassle-free Customer Service