Thanks to a 140W max output and compatibility with USB Power Delivery 3.1, you can power up your 2021 MacBook Pro 16" in less than 1.5 hours. By swapping out silicon for gallium nitride (GaN), we're able to increase efficiency, improve heat dissipation, and reduce the size of our chargers. Get all the power you need from a charger that's 41% smaller than an original 140W Apple charger. Anker's proprietary technology enhances protection by intelligently monitoring temperature over 3 million times per day and adjusting power output to safeguard your connected devices.