BTY-L77 83.25Wh Replacement Battery for MSI GT72S Tobii GT72 Laptop -  -  - Colour: Black, Type: Li-ion, Voltage:  15.2V, Capacity: 55Wh, Warranty: 1 Year, Compatible P/N:BTY-L7, 7Fit model:For MSI2QD-292XCN, GT72 2QE-1813CN, GT