The versatility of the USB‑C® port means that it can perform several functions, including video output and power input. But what if you need to use a second display for extended periods of time beyond what you can expect from your laptop's battery life? With the Select Series Dual Port Adapter there is no need to choose between the two! This adapter allows you to connect an HDMI® display to mirror your laptop's display or expand your system's desktop area, with support for resolutions up to 3840x2160p @30Hz. It also features a USB‑C port, which you can connect to your original USB‑C charger, so you can charge the battery while simultaneously using a second display! USB‑C Power PortExpand Your ViewPortableUSB‑C Power Port: The USB Type‑C® charging port supports up to 60 watts (20V/3A) of power pass‑through, allowing you to connect a compatible USB‑C® charger and charge your laptop's battery, rather than draining it while using this adapter.Expand Your View: Connect an HDMI® display at resolutions up to 3840x2160p @30Hz to mirror your laptop's display or to expand your system's desktop area.Portable: Small and portable, you can easily slip this adapter into your laptop case and have it ready for use wherever and whenever the need arises.  Compatible with USB‑C equipped laptops, such as the Apple MacBook® and Google Chromebook™.gte-ctr .row{margin:0;}1 Year Replacement WarrantyMonoprice™ not only stands behind every product we sell w