Hiearcool UCN3286 is a versatile USB Type-C hub that expands your laptop's capabilities with 4K HDMI output, two USB 3.0 ports, and SD/TF card slots. The hub supports power delivery up to 100W for fast charging of connected devices. It's compatible with a wide range of laptops and smartphones, including MacBooks, Huawei MateBooks, Dell XPS, and Samsung Galaxy devices. The hub's compact and portable design makes it easy to take with you wherever you go.