1. Material: aluminum alloy, ABS housing2. Size: 51*58.5*11.7mmmm Cable length: 105mm Weight: 43g3. Interface: Type-c male to USB3.0 female HDMI Type-c (pd)4. Type-C female socket (only one-way power supply): support PD2.0, working voltage / current 5V-20V_3A, maximum output power 67W USB female socket: USB3.0 conventional support maximum 0.75A5. The notebook that supports Type-C interface mainly expands the USB interface, connects the projector and HDTV, and connects the network cable.6. Compatible with most operating systems on the market such as Windows and Mac OS.