Function :
It is connected by Type-C interface and supports the interface of Type-C high-definition video output. It can expand and mirror the screen of mobile phone and computer to video display equipment such as projector or HDTV.
Product features:
Self-developed chip, 4K high-definition display, plug and play, no delay connection, multiple shielding anti-jamming.
Package :
1* USB C to HDMI Adapter Compatibility:
Compatibility list for USB-C DP ALt Mode phones(A full list currently):

LG G5, LG V20,LG V300L
HTC U12+,U11+,U11,U Ultra,HTC 10
Microsoft Lumia 950/950XL,Alcatel Idol 4s
Samsung Galaxy S10+,S10,S9+,S9,S8+,S8,Note 9,Note 8
Huawei P30 PRO,P30,P20 PRO,P20,Mate20
PRO,Mate20,Mate20X,MateRS,Mate10PRO,Mate10, Honor V20,Honor Note10

Compatibility list for laptops(Not a full list):
iMac/iMac Pro 2018,The Newest MacBook Pro 2016/2017/2018,iPad Pro/MacBook Air 2018, 12" Retina Display MacBook 2015/2016
New Microsoft Surface Book 2,Surface Go
Google Chromebook Pixel
Lenovo Yoga 900/910/920/720, ThinkPad P50/P70
Dell XPS 15 9550,Dell XPS 13 (9350/9360/9370),Dell XPS 12 2-in-1 9250
Tips:
1.Not all USB-C interfaces are compatible, ONLY works for USB-C 3.1 or thunderbolt 3 port interfaces which support "DisplayPort Alternate Mode".
2.If intend to display 4K content, please make sure that both your input and output devices can support 4K resolution.
3.The type c to HDMI adapter only compatible with USB-C 3.1 and Thunderbolt 3 port. (PS: It may take longer time to sync for devices with USB 3.1 Gen 1 and Samsung Galaxy S9/S8)