The adapter by BlitzWolf is a 7-in-1 product. It is equipped with a USB-C port that supports fast PD charging, 3 USB 3.0 ports, a 4K HDMI port, and two inputs for TF and SD memory cards. You can connect your smartphone, laptop, tablet, PC, and iPad to it. It allows fast file transfer, and has a number of security features to protect your device from overvoltage, overcurrent,etc.
3 USB 3.0 ports allow for high-speed data transfers of up to 5 Gbps. You can connect to them e.g. mouse, keyboard, printer, and renew the power of other devices.

The built-in HDMI port allows you to connect an external screen that can display images in Mirror Mode, to display the same image on the screen as the main monitor, and Extended Mode, when the connected screen is an additional independent display. The device supports 4K @30Hz and 1080p @60Hz video.

The device supports data transfer between SD and micro SD cards and a connected computer. The USB-C port, with support for Power Delivery technology, enables fast charging of the connected device with up to 100 watts of power.