This is a brand new power adapter from Apple, specifically designed for the MacBook Pro with 13" Retina display. It has a power output of 16.5V and 3.65A, making it capable of efficiently charging your device. The adapter is black in color and is compatible with MacBook A1435 and A1502 models. It also works with the Apple MacBook and MacBook Pro product lines. This high-quality power adapter is a great investment for your device's charging needs.