Apple MFi certification & works perfectly with every device using Lightning connector.It is capable of charging 2.5 times faster than Lightning technology. Fast charging USB-C PD: charge 30 minutes to get 50% battery Support Power Delivery (USB-C PD) & provide a high-speed charges when connected to USB-C charger Power Delivery. Made of a flexible, elastic housing that provides outstanding durability and protection for internal wiring specifically designed to support the most advanced charging protocols. Durability Affirm by rigorous testing in the laboratory to withstand thousands of bending times. Transfer music, movies and other content between iPhone and MacBook in seconds.