Thunderbolt 4, & Thunderbolt 3, USB4 / USB 4 compatible for charging computers, laptops, tablets and smartphones. Superior construction of USB C to USB C cable combines connectors with molded strain relief, a flexible PVC jacket, and bare copper conductors to provide consistent USB Type C cable fast charging and long life. Safe & compliant USBC to USBC cable does NOT support video and is rated for a USB 2.0 data transfer rate up to 480Mbps; Electronically marked chipset (E-Marker) for power delivery detects the connected device to safely charge your valuable devices up to 240 watts; Compatible with Thunderbolt 4 charging cable feature. 240w USB-C to USB-C cable provides sufficient power to charge computers such as the Dell Latitude laptop with a USB-C charger; Backwards compatible with lower wattage USB-C devices such as Apple 140W USB-C power adapter, iPad Pro, iPad Air, Samsung Galaxy. Support USB PD 3.1 Extended Power Range (EPR) including 28V/140W, 36V/180W and 48V/240W; Power & charge your laptop, tablet or phone up to 240 watts with this USB-IF certified USB4 Charging cable and a USB Type C charger; USB C charge cable is an ideal replacement or spare USB C Charge cable for computers such as MacBook Pro, MacBook Air, Dell XPS, Microsoft Surface Pro.