【Specification】Gray aluminum alloy shell LWH 60*55*10mm (2.3*2.1*0.4 inch), cable 130mm (0.5 inch), Mini size and multi-function. 【Compatible Devices】Laptops & Tablets & Smartphones with USB Type-C ports (Thunderbolt 3 and Thunderbolt 4), such as compatible for Mac - Book Pro & Air 2021/2020/2019/2018, i - Pad Pro 2021/2018, Chrome - Book, Surface Book, Galaxy S21/S20/ S10 etc. 【USB C Charging Port】You can connect usb c charger cable to quickly charge Laptops & Tablets & smartphones, the maximum charging PD 100W. 【USB Port】There are USB3.0 port (USB3.1 gen 1) and USB2.0 port, which support data transmission, OTG, and can also connect mouse, keyboard, flash drive, mobile hard disk, usb card reader, and other accessories. 【HDMI Port】HDMI2.1 standard is backward compatible with HDMI2.0, supports output resolution 4K, compatible with 2K, 1080P, 720P, etc. Plug and Play No drivers or software to install, work anywhere. High-Speed Charging You can connect usb c charger cable to quickly charge Laptops & Tablets & smartphones, the maximum charging PD 87W. Data Transmission USB3.0 and 2.0 ports can connect flash drive, mobile hard disk, card reader, USB cable for data transfer and file reading, and support OTG function of Android phone. Function Expansion The USB port supports connecting a mouse, keyboard, printer, and easily get any job done. Multi-Screen Display Mirror or extended display mode, you can duplicate the same content to display on different monitors, or display different content at the same time. Super Resolution The HDMI port 2.1 standard is backward compatible with HDMI2.0, supports output resolution 4K, compatible with 2K, 1080P, 720P, etc. Super Compatible Compatible with Laptops & Tablets & Smartphones with USB C ports, also with Thunderbolt 3 and 4 port devices. Good After Sales Unconditional return or exchange of goods within 1 year. COMPATIBILITY LIST (not limited to this) Laptops & Tablets - Mac - Book Pro (2021 / 2020 / 2019 / 2018 / 2017 / 2016) - i - Pad Pro (2021 / 2020 / 2018) - i - Mac Pro, Mac Mini (Late 2018 and newer) - Chromebook, Pixelbook, Pixel Slate - Surface Book 3 / 2, Surface Go - Latitude 7373 / 5570 / 5490 / 5400 (2019) - Ideapad 5/5i/3/3i - XPS 17/15/13 Smart Phones - Galaxy S20 Ultra / Note 20 / Note 9 / S10+ / S9+ / S8+ - HTC U12+ / U11+ / U11 /10 / U Ultra - Pixel 7 / 6 / 6pro - One - Plus 9 / 9T / 8 / 8T / 7 / 7T - Asus Zen - Fone / ROG Phone