Aluminum alloy metal shell, wear resistance, anti-fingerprint, anti-oxidation. Up to 100W high power fast charging, constant power for work and entertainment. USB3.0 high-speed transmission, easy transfer of large files, can be connected to U disk, HDD, keyboard, mouse, card reader, etc. HDTV interface, connect to large screen TV, support HD 4K picture quality, more comfortable watching movies. MST multi-screen display, support the HDMI output of two devices at the same time expansion. Specification: Item type: 4 in 1 Type-C Hub Material: Aluminum Alloy Colour: Grey HDMI: Support 4K 30HZ (4K 60HZ if one HDMI-Compatible is used alone) PD: Support up to 87W USB: 3.0 Cable Length: 14.5cm Compatible with most devices with DP function, Suitable for Samsung Galaxy range, for Huawei Mate range, for Chromebook, for Windows 7-10. Package Including: 1 x USB Type-C Hub