42Wh Asus S510UQ X510UR-3B X510UN-1A B31Bi9H B31N1637 Notebook Battery -  -  - Colour: Black, Type: Li-ion, Voltage:  11.55V, Capacity:  42Wh, Warranty: 1 Year, Compatible P/N:B31Bi9H, B31N1637, C31N1637, Fit model:For AsusX510UQ-3