•40Gbps Hyper-Fast Transfer - Thunderbolt 4/3 ports, transferring 2G file in seconds; supports 4K@60Hz ultra clarity for screen casting •Magnetic Design - With magnet sticker for more secure connection without hurting the original port or blocking the charging port •8.3MM Ultra-Thin Body - Mini and compact design, blends right in with your laptop and is easy to carry and store •PD 100W Fast Charging - Fast charging your laptop while expanding •Excellent Temperature Control - BCT (Baseus Cooling Tech) helps the heat dissipation for a more stable full-load operation without overheating •4K Ultra Clarity - Supports connection to 4K monitors via the HD output port, and is downward compatible with 2K@120Hz and 1080P@120Hz Specification: •Input: Type-C •Output: •USB-C: 40Gbps •USB 3.0: 5Gbps •HD: 4k@30Hz (max) •Input: 5V 3A; 9V 3A; 15V 3A; 20V 5A •Output: 5V 0.9A •Compatible systems: Windows, for Apple OS, for Linux, Vista system Package included: •1 x USB-C Hub •1 x English and Chinese User Manual •Other things no included