The new battery indicator is available on iPhone 12 and iPhone 13 models, with the exception of the 5.4-inch iPhone 12/13 mini.
The new design adds the specific battery level to the battery icon, providing a better idea of battery status at a glance!
The battery percentage indicator makes it’s debut on notched devices with iOS 16 beta 5.The battery icon changes colors based on the status of the battery, and the color of the iPhone's wallpaper.