Description/Features: 1. Visible beauty of technology with all-round transparent body 2. Dual-port power supply and high power consumption disk can easily carry 4 ports of charging at the same time 3. Vertical socket makes expansion easier 4. The L817 smart chip is equipped with "visible" internal capabilities, charging and transmitting stably, working intelligently. 5. 4-port USB30 interface, multi-pronged data and power transmission at 5Gbps rate give you an efficient work experience Specifications: Product material: PC Output interface: USB3.0 x 4 (theoretical rate 5Gbps) Input interface: -usb3.0 x 1 Product power supply: -USB power supply Data cable: separate design, cable length 100CM Indicator light: blue LED indicator light color: Package Contents: 1 x splitter 1 x 1M data cable 1 x English instruction manual 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.