This USB-C multiport adapter with HDMI/VGA lets you add vital connections to your MacBook or Windows laptop, through a single USB-C port. The adapter features a presentation mode switch, that when activated ensures the computer will not go into sleep standby or hibernation. Connect a 4K HDMI or 1080p VGA Monitor For maximum productivity, connect your USB-C or Thunderbolt 3 laptop to a 4K 30Hz monitor, using this USB-C to 4K HDMI / 1080p VGA multiport adapter. You can also connect to an HDMI projector or TV in a boardroom or other meeting space, to deliver presentations on a shared screen. Presentation Mode Switch When you turn on this switch, the USB-C to HDMI adapter prevents your computer from launching its screen saver, going to sleep, or entering power save mode while presenting. Plus, the built-in MicroSD card reader can be used as external storage - ideal for storing & delivering presentations at boardroom/conference room meetings. Left Switch Position: Enables Presentation Mode Right Switch Position: Disables Presentation Mode 100W Power Delivery 3.0 Passthrough The USB-C adapter lets you power and charge your USB-C laptop during a presentation or while you're working, with a USB-C Power Delivery port. Even if your laptop has only a single USB-C port available, you can keep your laptop powered. Device reserves 15 watts, avoiding video flicker, device dropouts and power overdraw which is commonly seen in other hubs with less reliable power distribution. Add Downstream USB-A & USB-C Ports This USB-C multiport adapter offers a USB 3.1 Gen 2 Type-A port (10Gbps), and a USB-C 3.1 Gen 2 port that can be used for power delivery charging, or if power delivery is not required, can be used as a 10Gbps data port for connecting USB-C peripherals. MicroSD 4.0 Card Reader This USB-C multiport adapter features a memory card slot, providing fast read and write access for microSD memory cards through USB 3.0. It's ideal for transferring photos, videos or presentations from your SD cards to your USB-C enabled laptop or tablet. Portable & Compact The compact all-in-one adapter is a vital accessory for your USB-C laptop. With its small-footprint design, you can take it with you anywhere you would use your laptop. Note: To ensure full adapter functionality, your laptop's USB-C port must support USB Power Delivery 3.0.