The Apple A1555 2-Prong Duckhead Wall Plug Charger Adapter is a small, removable attachment that fits on the end of the AC power adapter (brick) that comes with many Apple laptops and other devices. It is also known as a "duckhead adapter" because of its resemblance to the head of a duck.

The A1555 duckhead adapter is designed to work with US power outlets. It has two flat prongs that fold down for protection when the adapter is not in use. The adapter also has a small LED light that indicates when it is powered on.

The A1555 duckhead adapter is compatible with a wide range of Apple products, including: