?What You Get?USB-C to USB-C thunderbolt 4 cable (6 ft), User Manul and reliable worry-free 18-month warranty, and our friendly customer service. We have faith in our LIONWEI thunderbolt cable and Service Support - you could email with any issue or your concern about this product to us, and our Support team will response to you in 24-hour and give you a proper solution. ?USB-C Highly Compatible?Full for all thunderbolt 4, USB4 devices, while also being fully backward compatible with USB 2.0, USB 3.2 and thunderbolt 3 devices, such as compatible with Macbook Pro/Air, Samsung Galaxy S22 Ultra/S20 Ultra, LG Aristo 3, Google Pixel, Dell XPS, Acer, HP Spectre, etc., as well as docking stations, hard drives, peripherals and eGPU ect. ?Single 8K / Dual 4K?Supports thunderbolt daisy chain function; Enjoying ultra HD video resolution, 40Gbps bandwidth allows single 8k@30Hz, single 5K@60Hz outputs or dual 4K@60Hz video, 40Gbps speed cables are suitable for eGPU and dual 4K UHD display scenarios. ?100W Max Power?6ft thunderbolt 4 cable up to 20V/5A 100W charging compatibility. Supports a maximum 100W charge when paired up with a compatible charger. It lets you keep your devices powered without needing an additional power supply. ?40Gbps Move Files Fast?Thunderbolt 4 cable data transfer speed up to 40Gbps. Music and pictures can be transferred quickly in a second, movies and videos can be transferred in seconds, plug and play, no need driver.