The Genuine Samsung Chromebook Chicony AC Adapter A12-040N1A is a power adapter designed for Samsung devices, specifically Chromebooks. It operates at a voltage of 12V with an output current of 3.33A, providing efficient power supply for your Samsung laptop. The adapter is in black color and is compatible with various Samsung devices, ensuring reliable performance and compatibility with your device. This product is a genuine Samsung accessory, designed to meet the power needs of your Samsung Chromebook.