This replacement AC adapter is designed for use with the Mac Book Pro and has a T-type magnetic connector for a secure and stable connection. It provides an output current of 4.25 A and DC 20V output voltage, making it a reliable and efficient power source. The adapter is compatible with various Mac Book Pro models and comes in a sleek white color.With an input voltage range of 100-240V, this AC adapter is suitable for use in different countries and regions. Its power output of 85W ensures that your device charges quickly and efficiently. Measuring 3 inches in length, 3 inches in height, and 1 inch in width, this adapter is small and lightweight, making it easy to carry around.