The iPhone 15 uses advanced wireless charging technology and supports the Qi standard, allowing users to simply place the phone on the charger to start charging. In addition, the iPhone 15 also supports fast wired charging, with a USB-C port for fast charging by connecting a charging cable and an adapter. At the same time, the iPhone 15 also has an intelligent charge management function, which can be adjusted intelligently according to the user's charging habits and battery status to extend the battery life. Overall, the charging method of the iPhone 15 is more convenient and fast, and has intelligent charge management functions.