About this item USB-C to 4k/30HZ HDMI: The USB-C to HDMI adapter supports up to 4K 30Hz in mirror mode and extend mode without data loss or lag; The USB-C to HDMI adapter gives you the rich workspace and flexibility to accomplish any task. You can also extend the screen of your USB-C device to a 4K HDTV or HDMI screen to watch your favorite TV movies. High Quality Material and Design: The Mini HDMI Type-C Adapter adopts armored metal connectors and aluminum shell, has good heat dissipation performance and ensures safe, smooth and fast data transmission. Heavy-duty cords made of aluminized material for long time using, not easy to break. Portable Size and Great Helper for Home/Office/Travel: Easy to carry, plug and play. The USB-C to HDMI adapter is small, light and easy to carry, always ready to use, no drive required. It is a great helper for you to greatly improve efficiency in the office or on a business trip or meeting. Wide Compatibility: The mini USB-C adapter is compatible with almost all Type-C devices, including MacBook Air/Pro and operating systems such as Windows and macOS.