A Cable for Life: We're so confident about PowerLine+ II's long-lasting performance that we gave it a hassle-free, lifetime warranty. Double-Braided: Made with tough and durable two-shade nylon to be easily differentiated from your other cables. MFi: MFi certification and strict quality testing ensure your Apple devices are charged safely, at their fastest possible speed. Staying Power: Lasts 30× longer than ordinary cables. Proven in a laboratory environment to withstand 30000 bends. Power Delivery: Use together with an 18W or higher USB-C Power Delivery adapter (including Apple 29W, 30W, 61W, or 87W USB-C Power Adapter) to charge your iPhone to 50% in just 30 minutes. Supports fast charging for iPhone 8, 8 Plus, X, XS, XR, XS Max, iPads, and more.