Expand your laptop with Hdmi, Usb 3.0, Pd charging, Sd/Tf card slots, ideal for work, meetings, multitasking. Enjoy 4K Hdmi output for clear presentations, teaching, design review, home viewing. 100W Usb-c pass-through charging keeps your laptop powered during long sessions. Usb 3.0 offers up to 5Gbps transfers, while card readers provide quick file access for creators and photographers. The compact aluminum design aids heat dissipation and fits easily into bags for work, home, school, travel, compatible with many Usb-c laptops. Available colors: 7in1-Silver White, Black, Dark Red, Green, Light Purple, Navy Blue, Pink, Space grey