What's Included - Thunderbolt 4 Slim Hub 5-in-1, 100W Power Adapter, C5 Power Cable, 2.6 ft Thunderbolt 4 Cable, User Manual, 1 Year Warranty & Customer Support. Heat Regulated –When charging or transferring data the Thunderbolt 4 Hub may get warm but will efficiently dissipate the heat. Standard operating temperatures are 86-122° Fahrenheit. Compatible with - Works with Windows 11/10 laptops equipped with a Thunderbolt 4 port (Intel Evo Platform), and MacBooks running macOS 11 (Big Sur) or later. 3 Thunderbolt 4 Ports - The Satechi Thunderbolt 4 Slim Hub features 3 Thunderbolt 4 downstream ports that support 15W charging, 40Gbps data transfer speed, and (2x) 4K at 60Hz or (1x) 8K at 30Hz or (1x) 6K on Mac. Note: Only one external monitor supported on Macs with an M1/M2 chip. All Essential Ports - Thunderbolt 4 Upstream Host Port with 60W Power Delivery and USB 3.2 Gen 2 with up to 10 Gbps data transfer and 900mA downstream charging at the front, and 3 Thunderbolt 4 Downstream Ports with up to 15W charging and up to 40 Gbps data transfer at back.