USB-C to MFi Lightning cable is a certified cable , suitable for Apple products. They have been approved by Apple and passed several tests regarding the safety of the cable, as well as whether damage occurs to the Apple products during use, which many other non-certified cables do not live up to.
USB-C cables are the newest and fastest cables you can get for sending data between two devices. Many laptops and power banks have a USB-C input, so you will be able to connect your cable to these devices to either charge your mobile or transfer data.