High Power Output: 140W for effective and quick charging. Versatile Use: It can be charged while on the go, at home, or in the office. Various USB-C charging cables are compatible with this cable. Optimized Charging: For optimal performance with a 16-inch MacBook Pro (2021), a USB-C to MagSafe 3 cable is advised. Fast Charging: Allows a 16-inch MacBook Pro to be charged quickly, going from 0% to 50% in roughly half an hour. Note: A separate charging cable is sold.