Spigen ArcWire USB-IF Certified USB-C to USB-C (USB4 Gen3) Cable can deliver power up to 240W and transfer data at max 40Gbps. It is 3.9ft (1.2M), long enough to use conveniently in various situations. Also, with Spigen Durabend Technology, it guarantees long durability and prevents fraying and disconnection. Lastly, Spigen ArcWire USB-C to USB-C Cable is compatible with Thunderbolt 4 / 3.