Product Detail Power: 30W Output: 20V 1.5A/15V 2A/9V 3A/5V 3A(USB PD) Condition:100%New and good working Including: Adapter and USB-C Wire and Plug [Universal Compatibility]: Fit for 2015-2016 MacBook 12 inch,2018 2020 2021 MacBook Air 13 inch With 30W USB-C Power Adapter fast charge. [USB-C charging cable length]: 2M. The optimal choice for charging apple macbook. [Superior Safety]: Intelligent circuit design protects against short circuiting, over-heating, over-current, and over-charging. Charging stops when battery is full. Without any risk of overheating or damaging your devices, providing a safe charge. [Adaptive Fast Charging]: With Smart IC technology, the wall charger will automatically detect your devices and provide the fastest possible charging speed up to 30W.