1. Material: aluminum alloy + ABS. 2. Sizes: 48.3*23.8*10.5±0.5mm. Cable length: 115±4mm. Weight: 18g. 3. Interface: Type-C male to HDMI female. 4. Resolution: 4K@30Hz (3840*2160P). 5. Supports most laptops with Type-C interface. Supports some Type-C mobile phones and tablets.