PowerExpand 5-in-1 Thunderbolt 4 Mini Dock

Compatibility Information: Works with Windows 10 laptops equipped with a Thunderbolt 4 port (Intel Evo Platform), and MacBooks running macOS 11 (Big Sur) or later.
Huge Expansion: Equipped with an 85W Thunderbolt 4 upstream port (connects to your laptop), 3 Thunderbolt 4 downstream ports, and 1 USB-A port.
Charge and Transfer at High Speed: Connect your USB-C laptop to the Thunderbolt 4 upstream port to get a powerful charge up to 85W, or connect mobile devices to the 3 other Thunderbolt 4 ports to get a 15W charge. The 3 Thunderbolt 4 downstream ports also support data transfer speeds of up to 40 Gbps—enough to transfer a 20GB file in just over 10 seconds.
Media Display: The Thunderbolt 4 downstream port supports media display to a single monitor in up to 8K@30Hz, or to dual monitors in up to 4K@60Hz.
What You Get: PowerExpand 5-in-1 Thunderbolt 4 Mini Dock, 100W power adapter, 3.9 ft power cord, 2.3 ft Thunderbolt 4 cable, welcome guide, 18-month warranty, and friendly customer service.