1. Easy to use: each interface is controlled by an switch 2. Simple appearance: made of high-strength ABS, light and strong 3. Small and portable: designed for desktop computers, , ultrabooks and tablet computers High-speed transmission: follow the USB3.0 transmission specification, 5Gbps theoretical transmission speed 4. Rapid expansion: 4 ports of USB3.0 interface, support 4 USB devices to use at the same time Super compatibility 5. Compatible with USB2.0 and USB11, support common USB devices and mobile hard disk Rapid charging: support for charging the connected device, the charging efficiency is higher than ordinary USB HUB Stable performance: low power consumption, no noise, USB3. Interface balanced transmission, safe and stable Safe and reliable: unique voltage and current overload protection, effectively protecting HUB and connected equipment Plug and play: support hot plug, plug and play, no need to start Product Description Model: SCL-3269 Transmission rate: 5Gdps Whether there is an external power supply: there is an external power supply Number of ports: 4 Line length: 50cm Interface: USB 3.0 Number of branch connectors: one for four Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Voltage: AC100-240V Color: Black Material: plastic Package Contents: 1 x USB hub 3.0 (4 ports) 1 x data cable 1 x plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.