Plug and Play, No driver or external power adapter need. Expand your usb c port to HDMI, VGA, USB 3.0 port and USB-C Charging Port. Enable you Mirror or Extend your Phone to a big Screen and Stream 4K UHD or 1080p images to HDTV, Monitors, Projectors. Perfect for Gaming, Working and Entertaining.Equipped with HDMI Port support Max 4K UHD 40962160@30Hz High-definition picture quality.The VGA Display up to FHD 1080P@60Hz. When two ports Work Simultaneously, the maximum resolution of the two reach to 1080P@60Hz. Please Note:Not support Two monitor to display different content separately.Wide Compatibility, Compatible with Type-C equipped devices, such as Nintendo Switch, MacBook Pro 2018/2017/2016, MacBook Air 2018, iMac 2018, iPad Pro 2018, Chromebook Pixel, Dell XPS 13/15 ect. Also support Samsung Galaxy S9 S9+/Huawei Mate 10 P20/Microsoft 950XL.The USB 3.0 port provide high speed Data Transfer speed up to 5 Gbps,easy to transfer a HD movies in a short time.It ebables you connect more external USB devices like keyboard, mouse,Thumb Drive and other USB A 2.0/3.0 devices to your laptop. Also support 87W PD charging and pass-through charge for USB C Laptop,Smartphone and other usb c devices.Compatible with a Type-C equipped devices(Thunderbolt 3 compatible) with DP-Alt mode,such as 2015/16/17/18 Macbook, MacBook Pro 2018/2017/2016, MacBook Air 2018,iMac 2018, iPad Pro 2018,Chromebook Pixel,Dell XPS 13/15/9360,Huawei Matebook X ect. Also support Samsung S8/S9/S10 Note8/9/Huawei P20/P10/EMUI/Nintendo Switch.