(240W Super Fast Charging USB C Cable)- this 240W USB C cable is the fastest charging cable in history. Backward competible with all C-port devices. It supports PD 3.1 fast charging that is up to 240W (48V 5A) output when using with USB-C power adapters such as 170W/140W/120W/100W/65W/18W. (Note: Need to match the original charger to achieve the best effect) (USB 2.0 Support Data Sync & Charging)- The data transfer speed of this USB type C fast charging cable is up to 480Mbps, and it only takes 20 seconds to transfer 1Gb files. To achieve fast charging while transferring data. This type C cable also compatible with thunderbolt 3/4 port. (Note: Not support video signal transfer/DP mode.) (Smart E-marker Chip)- F 240W USB C to USB C fast charging cable is built in a intelligent and high quality power delivery E-Mark chip. The chip set can provides comprehensive protection to devices battery, adapters and more safety condition to cables (Durabl