‎5.28 x 4.49 x 2.01 inches

Make sure this fits by entering your model number. Compatible Models: MacBook Pro 13 Inch (2016,2017,2018), 12 Inch 2015 (A1706,A1708,A1707,A1534), Macbook Air 13 inch 2018. You can use this adapter instead of 29W adapter for lower wattage different MacBook/MacBook Pro model Specification- Input: AC 100-240V, 1.5A, 50-60Hz; Output: PD 20.3V/3A, 14.5V/2A, 9V/3A, 5.2V/2.4A. Identify your devices automatically and provide the fastest and most efficient output current