Power Delivery: To charge your iPhone to 50% in just 30 minutes, use it in conjunction with an 18W or higher USB-C Power Delivery adapter (such as the Apple 29W, 30W, 61W, or 87W USB-C Power Adapter). Fast charging is compatible with the following iPhone models: X, XS, XR, XS Max, 11, 11 Pro, 11 Pro Max, 8, 8 Plus, 12 Pro, 12 Pro max, and 12 mini. Staying Power: Outlasts standard cables by 30×. demonstrated to be able to tolerate 30,000 bends in a lab setting. MFi: Strict quality testing and MFi certification guarantee that your Apple devices are charged securely and as quickly as possible. Double-Braided: Easily distinguishable from your other cables, this cable is made of sturdy, long-lasting two-shade nylon. A Lifetime Cable: We have complete faith in PowerLine+ II's durability.