TWOPAN T7-H4
4-IN-1 USB C to USB 2.0 and HDMI Adapter. One Type C port with PowerDelivery 3.0 charging. One USB 2.0 Port with High Speed Data Transfer, 3.5mm Audio Jack and one 4K HDMI Port.
Premium 4-In-1 USB C Hub:
One standard USB 2.0 port, One 4K HDMI port,3.5mm Audio Jack Multi-function Hub. 
Portable Extension Dock:
Play Videos, Music and Display Photos and Documents via your USB Storage or by HDMI linkage. Plug and Play, No driver needed. Easy to Carry and use for Travellers.
LED Indicator: 
Blue LED indicator light.
Compatible devices:
 Apple iPad Pro ,Tablet and Notebook and Some OTG smartphones with USB Type-C port.
Operating Systems: 
Windows 10,8,7,Vista, XP; Mac OS X 10.6 or later; Android 7.0,8.0, Linux 2.6.14 or Later
Available Color: 
Space Gray and Black.
Dimension and Weight: 
3.23x1.01x0.37 inches(LxWxH), 1.28 ounces.
18-month Warranty: 
18 months Worry-Free warranty. Professional all-round Service and Technology support.
Caution: 
Don't connect devices exceed the current over 900mA. Not put high-power devices on(for example, hard drive, iPad, USB fan etc.) 
2.4GHz Wireless devices, MIDI devices may not be supported. 
The USB ports are intended for data transfer used. USB ports provide a 500mA output current only.
Unplug the adapter when not use.
Some smartphones like Samsung Note9 cannot provide enough power to this item to display proper HDMI signal.