there are 4 models, please note before order:【HD interface】 supports video resolution up to 3840*2160 / 30HZ and supports HD1.4 specification.

【VGA interface】supports video resolution up to 1920*1080P/60HZ.

【Support with the same display】Supports mirror mode and extended mode. When d simultaneously with HD and VGA interfaces, it supports video resolutions up to 1920*1080P/60HZ.

【USB3.0 interface】 USB 3.0 interfaces have high-speed data nsmiion rate of up to 5Gbps, suitable for U disk, hard disk, mo, keyboard and other USB devices.

【PD Charging】 Type-C charging can output up to 100W quickly.

【Design】 Aluminum alloy casing, gold-plated C-type port to provide you with better signal performance.

【Operation】 Plug and Play, no need for additional drivers, mirror your Book display to an HD-enabled TV or .

Examples of compatible devices:Applicable to Book, Huawei MateBook, Xiaomi notebook and Huawei P30, Mate20, Samsung , series mobile phones.Laptop Support list:: 12-inch Book, 2016/2017/2018 Book Pro, Mini/ 2018 Book AirHuawei: MateBook13, MateBook, MateBook X, MateBook X Pro, MateBook EGlory: MagicBookXiaomi: Air 12.5, 13.3-inch, Pro 15.6-inch, 15.6-inch GTX version, Xiaomi game book, Xiaomi game book 8th generationHP:Pavilion x2, Spectre 13, EliteBook Folio G1, Envy 13ASUS:Lingyao 3, U306, U321 series, U4100,Dell : XPS13, XPS15Lenovo : Xiaoxin Air 12 inches, Yoga5 Pro, Yoga900 13 inches, ThinkPad X1 Carbon 2017Samsung: NoteBook series, GalaxyBook seriesGoogle : ChromeBook Pixels, PixelBook PenRazer: Stealth rit , rit Stealth Edition : Surface Book2, Surface GOPC Support list:: 2018 11-inch ad Pro, 2018 12.9-inch ad ProHuawei: HuaweiM6 10.8 inch, Matepad ProMobile phone Support list:Samsung: , +, , +, , +, Note 8, Note 9, Samsung GalaxyHuawei: Mate 30, 30 Pro, 30 RS, Mate 20, Pro Mate 20X, Mate RS, P20/Pro, P30/Pro, P40/P40 Pro/P40 Pro+Mate 10/10 ProGlory: Note 10, V20: 950XL 950OPPO: R17 ProLG: FGF70 (G5), V300LAwl: Nut R1, Nut Pro 2SBlack Shark: Black Shark 2ZTE: Tianji 9Please check before order, if your device is not in the list.