Rumors about the foldable iPhone were unclear on whether it would have MagSafe charging, but it turns out the iPhone Duo does indeed have a magnetic charging array. Tech specs for the device say it supports MagSafe wireless charging at up to 25W, the same as the iPhone 18 Pro models. It also supports Qi2.2 25W wireless charging when using third-party accessories. Faster wired charging is available, with the iPhone Duo charging to 50 percent in a 20-minute period.