Kanex cables are Apple MFi Certified, which means they?re made specifically to fit with your iPhone, iPad, or iPod so you can expect quality performance and reliability. They are encased in DuraBraid protective exterior and provide fast charging. Featuring PPS (Programmable Power Supply) and Power Delivery Provides the optimal amount of power to your phone by adjusting the voltage based on your battery percentage. Fast Charge Simply plug the Kanex Premium USB-C Cable with Lightning Connector into a USB-C wall charger to take advantage of your iPhone?s Fast Charging feature. Charge up to 50% battery in 15min.