61W USB-C Power Adapter with Cable. Power: 61W. 1x 61W USB-C Power Adapter. Model No.: A1540, A1706, A1708, A1718, A1989, A2159 (You can find Model No. on the underside of your MacBook). Output: 5V/2A, 9V/3A, 12V/3A, 15/3A, 18V/3A, 20V/2.25A, 20.3V/3A USB PD/QC 3.0.
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