1. Supports 4K 30Hz high-definition transmission 2. Can connect to computers and mobile phones to facilitate reading of documents 3. Small and portable 4. Fast charging: supports PD3.0 fast charging protocol, and the single port supports 2.4A charging 5. USB2.0: 480Mbps 6. USB3.0: 5Gbps 7. Material: ABS 8. Size: about 5.7 x 5.3 x 1.3cm
