Instant Expansion: Add 1 * HDMI port, 3 * USB 3.0 ports, 1 * micro SD card slot, 1 * SD card slot, 1 * 100W PD Ports to your USB-C laptopall from a single USB-C port. Tuck this lightweight gadget into bag to do a business presentation, or extend your desktop screen.Please note: If you are using a smartphone or iPad with the Hub, please plug in the Hub's PD port for charge to ensure enough power for video output function. Otherwise, the video output funtion of the Hub may not work or unstable. INCREDIBLE PERFORMANCE - Transfer and backup your files at speeds up to 5Gbps via 3 USB 3.0 ports, quick and easy access to photos and other media by SD/TF card reader, charging your computer with power delivery up to 100W, streams from your USB Type-C or Thunderbolt 3 device to the external Display with HDMI output slot. The resolutions up to 3840*2160@60Hz, 3840*2160@30Hz, 1920x1080@60Hz (1080p Full HD) including 720p, 1600x1200, 1280x1024 for high definition monitors or project