【240W Fast Charging& 40Gbps Data Transfer】The usb c short cable has a built-in smart electronic chip that supports the needs of devices from 5V/3A to 48V/5A (up to 240W). Also this thunderbolt 4 cable can provide 40Gbps transmission speed, allowing you to transfer high-definition videos, movies, music and pictures within one second. 【8K High-definition video】the short USB-C cable is compatible with Thunderbolt 4/3,USB 4 and all USB-C devices, supports image quality with resolutions up to 8K@60Hz (7680X4320), providing you with higher resolution and better image quality.